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Forage Feeding

| Forage Sampling | Forage Testing | Hay/Silage Additives | Dairy Cows | Dairy Heifers/Calves |
| Beef/Sheep/Horses | Animal Health Issues | Forage Inventory | Feeding Decison Software |


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Corn Silage
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Forage Sampling

12-29-10  Forage Sampling Frequency as Influenced by Dairy Herd Size
A "Focus on Forage" Fact Sheet by Randy Shaver and Pat Hoffman, UW Extension Dairy Scientists. and Paul Dyk, Fond du Lac Co. UWEX Dairy and Livestock Agent

Sampling and Evaluating Total Mixed Rations
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station.  A "Focus on Forage" Fact Sheet.

Sampling Hay, Silage, and Total Mixed Rations for Analysis
UW Extension Bulletin A2309

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Forage Testing

On-farm Moisture Testing of Corn Silage (Updated May, 2012)
by Dr. John Peters, Director- UW Soil and Forage Testing Lab, Marshfield Ag Research Station.  A "Focus on Forage" fact sheet

Recommended Terminology and Units for Parameters Used in Lab Reports
From the National Forage Testing Association. Revised by Glenn Shewmaker, Tim Snyder, and Dan Undersander on 4/29/2009

Heat Damaged Forages:  Effects on Forage Energy Content
by Wayne Coblentz, US Dairy Forage Research Center, Pat Hoffman, UW Extension Dairy Scientist, and Dan Undersander, UW-Extension Forage Agronomist.  A "Focus on Forage" Fact Sheet.

12-29-10  Relative Forage Quality
A "Focus on Forage" fact sheet written by Dan Undersander, UW-Extension Forage Agronomist, John E. Moore, University of Florida, and Nick Schneider, Winnebago Co. UWEX Agriculture Agent.

Benchmarking forage nutrient composition and digestibility
by Dr. Randy Shaver, UW Extension Dairy Scientist

Heat Damaged Forages:  Effects on Forage Quality
by Wayne Coblentz, US Dairy Forage Research Center, and Pat Hoffman, UW Extension Dairy Scientist.  A "Focus on Forage" Fact Sheet.

Effects of bale moisture and bale diameter on spontaneous heating, dry matter recovery, in vitro true digestibility, and in situ disappearance kinetics of alfalfa-orchardgrass hays
by Wayne Coblentz, US Dairy Forage Research Center, and Pat Hoffman, UW Extension Dairy Scientist.

Effects of spontaneous heating on fiber composition, fiber digestibility, and in situ disappearance kinetics of neutral detergent fiber for alfalfa-orchardgrass hays
by Wayne Coblentz, US Dairy Forage Research Center, and Pat Hoffman, UW Extension Dairy Scientist.

Sampling and Analytical Variation Associated with Evaluating Phosphorus in Forages and Total Mixed Rations
by Dr. John Peters, Director- UW Soil and Forage Testing Lab, Marshfield Ag Research Station and Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station.  A "Focus on Forage" fact sheet

5-12-06 Degree of Starch Access (DSA): Starch Digestion in Forages and Grains Fed to Dairy  Cattle
by Pat Hoffman and Randy Shaver, UW Extension Dairy Scientists, A "Focus on Forage" Fact Sheet.

2-28-06 Measuring Forage Dry Matter With a Food Dehydrator
by David R. Mertens, USDA DFRC Scientist, Ken Bolton, Jefferson Co. UW Extension Dairy Agent, and Matt Jorgensen, Clark Co. UW Extension Dairy Agent

Forage Quality Variation
by Dr. Randy Shaver, UW Extension Dairy Scientist

4-28-05 Trends in Feed and Manure Phosphorus
by Dr. John Peters, Director- UW Soil and Forage Testing Lab, Marshfield Ag Research Station.  A "Focus on Forage" fact sheet

4-28-05 Ash Content of Forages
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station.  A "Focus on Forage" Fact Sheet.

4-28-05 Using NDF Digestibility in Ration Formulation
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station and David Combs, UW Dairy Scientist.  A "Focus on Forage" Fact Sheet.
  
 Español version: Uso de la digestibilidad del FDN en la Formulación de Raciones

Development of a novel system to estimate protein degradability in legume and grass silages
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station

Case study: Laboratory evaluation of corn grain and silage digestibility
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al.

Understanding and Using Forage Test Results
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station Paper presented at the 2004 4-State Dairy Management Seminar

12/06 A Quick Guide to Understanding Forage Test Results
 by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Stationand Dr. Randy Shaver, UW Extension Dairy Scientist.  A "Focus on Forage" Fact Sheet.

Sampling and Evaluating Total Mixed Rations
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station.  A "Focus on Forage" Fact Sheet.

10/06 NDF Digestibility: Reference Values for Forages, Byproducts and Total Mixed Rations
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station, et al.  A "Focus on Forage" Fact Sheet.

In vitro NDF Digestibility of Forages:  The 30 vs. 48 hour debate
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station, et al.  A "Focus on Forage" Fact Sheet.
    Español version:  Digestibilidad in vitro del FDN (fibra detergente neutro):  El debate de 30 vs 48 horas.

The Effect of Maturity on NDF Digestibility
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station, et al.  A "Focus on Forage" Fact Sheet.
    Español version:  El Efecto de la Madurez en la Digestibilidad del FDN (Fibra Detergente Neutro)

Forage Test Database from the UW Forage Testing Laboratory - Marshfield
View results of most recent forage samples analyzed at the UWFTL - updated monthly

New Developments in Analytical Evaluation of Forages and Total Mixed Rations
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station

Comparing Relative Forage Quality to Relative Feed Value
by Dan Undersander, UW-Extension Forage Agronomist

Potassium in Forages
A "Focus on Forage" fact sheet written by Keith Kelling, John Peters, Mike Rankin, and Dan Undersander.  UW-Extension

Estimating Silage Energy and Milk Yield to Rank Corn Hybrids
by Dr. Randy Shaver, UW Extension Dairy Scientist et al.

Understanding NDF Digestibility of Forages
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station, et al.  A "Focus on Forage" Fact Sheet.

Enhanced Forage Evaluation: NDF Digestibility
by Scott Reuss, Marinette Co. Agricultural Agent

Interpretation and Use of Silage Fermentation Analysis Reports
by Limin Kung, University of Delaware, and Randy Shaver, UW Extension Dairy Scientist.  A "Focus on Forage" fact sheet.

Making Forage Analysis Work for You in Balancing Livestock Rations and Marketing Hay
UW Extension Bulletin A3325

New Forage Analyses
A MS Power Point presentation by Dr. Dan Undersander, UW Extension Forage Agronomist

Digestion Kinetics of Forages
by Dr. Dave Combs, Dairy Scientist, UW-Madison

Short communication: A novel system to estimate protein degradability in legume and grass hays
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station

Variability of Bypass Protein in Forages
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station

Predicting Pre-Harvest Alfalfa Quality Using PEAQ

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Hay and Silage Additives

12-28-11 Inoculating High Moisture Corn (updated)
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station and Richard Muck, USDA Dairy Forage Research Center.  A "Focus on Forage" fact sheet.

9-6-09 Inoculant Effects on Alfalfa Silage: Fermentation Products and Nutritive Value
by Dr. Richard Muck, USDA Dairy-Forage Research Center, et al.

9-6-09 Inoculant Effects on Alfalfa Silage: In Vitro Gas and Volatile Fatty Acid Production
by Dr. Richard Muck, USDA Dairy-Forage Research Center, et al.

9-6-09 Silage inoculants: What the research tells us about when and how to use them
by Dr. Richard Muck, USDA Dairy-Forage Research Center

10/06 Microbial Inoculants for Silage
by Francisco Contreras-Govea, UW Agronomy Research Associate, and Dr. Richard Muck, USDA Dairy-Forage Research Center.  A "Focus on Forage" fact sheet.
Español version:  Inoculantes Microbiales para ensilaje

Effects of Corn Silage Inoculants on Aerobic Stability
Written by Dr. Richard Muck, USDA Dairy Forage Research Center

Corn Silage Inoculants that Work
A MS PowerPoint presentation given by Dr. Richard Muck, USDA Dairy-Forage Research Center, at the 2001 Forage Teaching and Technology Conference.

Lactobacillus buchneri for Silage Aerobic Stability
by David Combs and Pat Hoffman, UW Dairy Scientists.  A "Focus on Forage" fact sheet.

Inoculants for Legume-Grass Silage
by Dr. Richard Muck, USDA Dairy-Forage Research Center.  A "Focus on Forage" fact sheet.

Inoculants for Corn Silage
by Dr. Richard Muck, USDA Dairy-Forage Research Center.  A "Focus on Forage" fact sheet.

Anhydrous Ammonia for Legume-Grass Silage
by Dr. Randy Shaver, UW Extension Dairy Scientist.  A "Focus on Forage" fact sheet.

Adding Enzymes to Silage
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station and Richard Muck, USDA Dairy Forage Research Center.  A "Focus on Forage" fact sheet.

Adding Urea to Corn Silage
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station.  A "Focus on Forage" fact sheet.

Large Baler Research and Storage Ideas
Written by Dr. Ron Schuler, UW Extension Ag Engineer

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Dairy Cows

11-9-12 Utilizing corn stalk residues for dairy cattle
Written by Pat Hoffman, UW-Extension Dairy Scientist, et al.

2-20-12  Corn Shredlage for Dairy Cows
A "Focus on Forage" Fact Sheet by Luis Ferraretto and Randy Shaver,UW Extension Dairy Scientist

2-20-12 Results of UW-Madison Corn Shredlage Feeding Trial
by Luis Ferraretto and Randy Shaver,UW Extension Dairy Scientist

2-20-12 Results of UW-Madison Corn Snaplage Feeding Trial
by Matt Akins, UW-Madison, Randy Shaver, UW-Extension Dairy Scientist, and Matt Digman, US Dairy Forage Research Center

2-20-12  Top producing dairy herds in Wisconsin feed more forage than you may think
             PowerPoint presentation

by Randy Shaver, UW -Extension Dairy Scientist and Bob Kaiser, former Dodge Co. Dairy Agent

2-20-12  Feed Grain Evaluation for Lactating Dairy Cows
             Feed GrainV2.0 - Background and Development Guide

             PowerPoint Presentation
             Feed Grain V2.0 Evaluation System Spreadsheet
by P.C. Hoffman, R.D. Shaver and D.R. Mertens: Department of Dairy Science, UW-Madison/UW-Extension

12-27-11 Grass Forages and Magnesium Status of Dairy Cattle
by Pat Hoffman, UW Extension Dairy Scientist and John Peters, UW Extension Soil Scientist.  A "Focus on Forage" Fact Sheet.

12-27-11 Diets Fed in Selected Wisconsin High-Producing Dairy Herds
            Spreadsheet summary
by Dr. Randy Shaver, UW Extension Dairy Scientist.

12-29-10 Fall Forage Rye for Dairy Heifers and Dry Cows
A "Focus on Forage" Fact Sheet by Zen Miller, Outagamie Co. UWEX Dairy/Livestock Agent, Mike Bertram, Superintendent - Marshfield ARS, and Pat Hoffman, UW Extension Dairy Scientist.

12-29-10 Use of Straw in Dairy Cattle Diets
A "Focus on Forage" Fact Sheet by Randy Shaver and Pat Hoffman,UW Extension Dairy Scientists.

9-06-09 Sweet Corn Waste: Forage Quality and Fermentation Characteristics
A "Focus on Forage" fact sheet by Paul Dyk, Fond du Lac Co. Dairy and Livestock Agent

9-06-09 Impact of Feed Prices on Cost of Simulated Average and High Corn Silage Rations
by Paul Dyk, Fond du Lac County Dairy and Livestock Agent, and Dr. Randy Shaver, UW Extension Dairy Scientist 

2-22-07 Coping With High Corn Prices
by Dr. Randy Shaver, Pat Hoffman, and Bob Kaiser, UW Extension Dairy Scientists

Coping with high corn prices: Low starch diets and lactation performance by dairy cows and PowerPoint
by Dr. Randy Shaver, UW Extension Dairy Scientist 

5-12-06 Degree of Starch Access (DSA): Starch Digestion in Forages and Grains Fed to Dairy  Cattle
by Pat Hoffman and Randy Shaver, UW Extension Dairy Scientists, A "Focus on Forage" Fact Sheet.

Effects of forage species on milk protein production by lactating dairy cows
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station

Feeding Grass or Alfalfa-Grass Silage to Dairy Cows
by Dr. Randy Shaver, UW Extension Dairy Scientist 

Forage Particle Length and Sorting of Dietary Ingredients by Lactating Dairy Cows  
by Lou Armentano, Professor, UW-Dairy Science Nutrition

Identifying Opportunities for Maximizing Forage Utilization, Forage Intake, Digestion and Milk Production by Dairy Cows
by Dr. Randy Shaver, UW Extension Dairy Scientist 
 

Calculating Grain Yield Utilizing a Corn Silage Forage Test
by Matt Lippert, Wood County UW-Extension Agriculture Agent

Brown midrib corn silage for lactating dairy cows: A contemporary review
by Hidir Gencoglu, Randy Shaver and Joe Lauer, Departments of Dairy Science and Agronomy, UW-Madison

Corn Silage Hybrid Effects on Intake, Digestion, and Milk Production by Dairy Cows
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al. 

Nutrient Composition of Straw Used in Dairy Cattle Diets
by Tom Anderson, Shawano Co. Agricultural Agent, and Pat Hoffman, UW Extension Dairy Scientist.  A "Focus on Forage" Fact Sheet.

4-28-05 Using NDF Digestibility in Ration Formulation
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station and David Combs, UW Dairy Scientist.  A "Focus on Forage" Fact Sheet.

Crop Processing and Chop Length of Corn Silage: Effects on Intake, Digestion, and Milk Production by Dairy Cows
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al. 

Influence of Mechanical Processing on Utilization of Corn Silage by Lactating Dairy Cows
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al. 

Processing and Chop Length Effects in Brown-Midrib Corn Silage on Intake, Digestion, and Milk Production by Dairy Cows
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al. 

Stage of maturity, processing, and hybrid effects on ruminal in situ disappearance of whole-plant corn silage
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al. 

Effective Fiber for Dairy Cows
by Dr. Randy Shaver, UW Extension Dairy Scientist

Feeding Programs in High Producing Dairy Herds
also view a PowerPoint of the concepts covered in this paper by Dr. Randy Shaver and Robert Kaiser, UW Extension Dairy Scientists

Impact of NDF Digestibility on Energy Content of Forages and Dairy Rations
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station

Intake and milk production of cows fed diets that differed in dietary neutral detergent fiber and neutral detergent fiber digestibility
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station

Performance of lactating dairy cows fed alfalfa silage or perennial ryegrass silage
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station

Performance of lactating dairy cows fed red clover or alfalfa silage
by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station

How to cope with low-quality forage on your dairy 
by Jennifer L. Keuning, Kewaunee County UW-Extension Agriculture Agent;  Randy Shaver, UW-Extension Dairy Nutrition Specialist; and Scott Gunderson Manitowoc County UW-Extension Dairy Agent

Dairy Cattle Feeding Tips for Drought Stressed Corn
by Dr. Randy Shaver and Pat Hoffman, UW Extension Dairy Scientists

Feeding Strategies When Alfalfa Supplies are Short
A "Focus on Forage" fact sheet written by Randy Shaver, UW-Extension Dairy Scientist

Coping with Short Alfalfa Supplies
by Dr. Randy Shaver, UW Extension Dairy Scientist

Influence of Corn Silage Particle Length on the Performance of Lactating Dairy Cows Fed Supplemental Tallow
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al. 

Impact of the Maturity of Corn for Use as Silage in the Diets of Dairy Cows on Intake, Digestion, and Milk Production
by Dr. Randy Shaver, UW Extension Dairy Scientist, et al. 

Improved Nutritive Value of Kura Clover- and Birdsfoot Trefoil-Grass Mixtures Compared with Grass Monocultures
by Dr. Randy Shaver, UW Extension Dairy Scientist and Dr. Ken Albrecht, UW Forage Agronomist

Red Clover Forages for Lactating Dairy Cows
by Pat Hoffman, UW-Extension Dairy Scientist, and Glen Broderick, USDA Dairy Forage Resource Center.  A "Focus on Forage" fact sheet.

Strategies to improve milk yield of lactating dairy cows fed red clover silage
by Pat Hoffman, UW-Extension Dairy Scientist

Recommended TMR Diet Specifications
by Pat Hoffman, UW-Extension Dairy Scientist and Dr. Randy Shaver, UW Extension Dairy Scientist

Feed Delivery and Bunk Management Aspects of Laminitis 
by Dr. Randy Shaver, UW Extension Dairy Scientist 

Supplementation of High Corn Silage Diets for Dairy Cows
by Dr. Randy Shaver, UW Extension Dairy Scientist

Contract Feed Production Arrangements
by Joe Stellato, Shawano County Crops and Soils Agent

Improving Forage and TMR Bunk Life
by Jim Leverich, Monroe County Agricultural Agent, and Dr. Randy Shaver, UW Extension Dairy Scientist

Corn Silage Harvest Management
by Dr. Randy Shaver, UW Extension Dairy Scientist, Dr. Joe Lauer, UW Extension Agronomist and Dr. Kevin Shinners, UW Ag Engineer

Balancing Use of Corn Silage and Alfalfa in Dairy Rations
by Dr. Randy Shaver, UW Extension Dairy Scientist

Managing High Potassium Forages
A MS Power Point presentation by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station 

Forages for Dry Cows
A MS Power Point presentation by Dr. Randy Shaver, UW Extension Dairy Scientist

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Dairy Heifers and Calves

12-29-10 Fall Forage Rye for Dairy Heifers and Dry Cows
A "Focus on Forage" Fact Sheet by Zen Miller, Outagamie Co. UWEX Dairy/Livestock Agent, Mike Bertram, Superintendent - Marshfield ARS, and Pat Hoffman, UW Extension Dairy Scientist.

Beef, Sheep, and Horses

Limit Feeding Hay to Stretch Short Hay Supplies
by Jeff Lehmkuhler, UW Extension Beef Specialist

4-28-2005 Estimating Winter Hay Needs for Beef Cattle
Developed by Bill Halfman, Monroe County Agricultural Agent, this spreadsheet helps to estimate winter hay needs based on inventory, feed loss, and livestock numbers.

Stocker Enterprise Budgets for Grass-Based Systems
UW Extension Bulletin A3718

Rations for Beef Cattle
UW Extension Bulletin A2387

Managing Holstein Steers for Beef Production
UW Extension Bulletin A3659

Buying Horse Hay
UW Extension Bulletin A3772

Pastures for Horses
UW Extension Bulletin A3680

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Animal Health Issues

Common Poisonous Plants of Concern for Wisconsin's Livestock
Anders Gurda, research assistant, and Mark Renz, UW-Extension weed scientist, UW-Madison

12-27-11 Grass Forages and Magnesium Status of Dairy Cattle
by Pat Hoffman, UW Extension Dairy Scientist and John Peters, UW Extension Soil Scientist.  A "Focus on Forage" Fact Sheet.

Moldy Hay
by Dan Undersander, UW-Extension Forage Agronomist, et al.

Potassium in Forages
A "Focus on Forage" fact sheet written by Keith Kelling, John Peters, Mike Rankin, and Dan Undersander.  UW-Extension

Poisonous Weeds of Pastures & Forages
An article written by Jerry Doll, UW Extension Weed Specialist, discussing potential toxicity from various weed species found in hay and pasture forages.

Forage Feeding and Biosecurity Issues for Cattle
by Sheila McGuirk, DVM, UW-Madison School of Veterinary Medicine

Agronomic Considerations for Molds and Mycotoxins in Corn Silage
by Mike Rankin, Crops and Soils Agent, UW-Extension-Fond du Lac County and Craig Grau, Extension Plant Pathologist - UW Madison.  A "Focus on Forage" fact sheet.  For full length, referenced paper: click here

Crop and Soil Management Issues Related to Forage Cation Levels
A MS Power Point presentation by John Peters and Keith Kelling, UW Extension Soil Scientists.  Presented at the 2001 Forage Teaching and Technology Conference.

Feed Molds and Mycotoxins
A MS Power Point presentation by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station

Managing High Potassium Forages
A MS Power Point presentation by Pat Hoffman, UW Extension Dairy Scientist, Marshfield Ag Research Station

Causes and Prevention of DA's in Dairy Cows
A MS Power Point presentation by Dr. Randy Shaver, UW Extension Dairy Scientist

Bloat
Dr. Dan Undersander, UWEX Agronomy Advice, April 1993

Nitrate Poisoning in Cattle, Sheep and Goats
Written by several UW-Extension Forage and Animal Specialists

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Forage Inventory

11-3-2012 Making a Feed Inventory
A "Focus on Forage" fact sheet written by Brian Holmes, UW-Extension Ag Engineer

2-23-12 Silage Pile Capacity Calculator w/ metric and Espanol
This spreadsheet, developed by Dr. Brian Holmes, is designed to help producers determine the amount of silage in an existing silage pile. Now includes Spanish translation and Metric conversions.

4-29-11 Silage Pile Density Calculator (in English and Espanol)
      Documentation
This spreadsheet, developed by Dr. Brian Holmes and Dr. Richard Muck, is designed to help producers determine the average density of a silage pile. Works for both English and Metric units and includes a Spanish (espanol) translated option.  Porosity now included as a factor.

4-29-11 Bunker Silo Volume and Weight Calculator
This spreadsheet, developed by Dr. Brian Holmes, is designed to calculate the volume and weight (dry and wet) of silage stored in a bunker silo.

7-21-11 Bunker Silo Density Calculator (in English, Espanol, and Russian)
 1-19-07  Hungarian Version
    6-23-08Documentation
This spreadsheet, developed by Drs. Brian Holmes and Richard Muck is designed to help producers estimate bunker silo densities. Works for both English and Metric units and the new version includes a Spanish (espanol) translated option.  Porosity now included as a factor.

07-21-11 Bunker Silo Sizing Spreadsheet w/ metric, Portuguese, and Russian
    Documentation -
                  01-19-2007 Hungarian Translation of Spreadsheet
This spreadsheet, developed by Dr. Brian Holmes, will  help design bunker silos with nearly vertical walls.

1-31-12 Silage Bag Capacity Calculator
This spreadsheet, developed by Dr. Brian Holmes, is designed to help producers estimate the quantity of forage in a bag silo.

1-28-05 Storage Density Calculator
         Documentation

This spreadsheet, developed by Dr. Brian Holmes, was developed to estimate the average density of forage in selected storage units based on the weight of feed removed and the calculated volume of that feed.

11-9-12 Tower Silo Capacity Calculator
This spreadsheet, developed by Dr. Brian Holmes, is designed to help estimate the tons of silage in a tower silo. Calculations are presented on a dry matter and as fed basis.

11-9-12 Tower Silo Capacity Calculator - Multiple Fills
This spreadsheet, developed by Dr. Brian Holmes, is designed to help estimate the tons of silage in a tower silo when the silo is refilled before being emptied. Calculations are presented on a dry matter and as fed basis.

11-9-12 Grain Bin Capacity Calculator
This spreadsheet, developed by Dr. Sam G. McNeill, P.E. and University of Kentucky Extension Agricultural Engineer, and modified by Dr. Brian Holmes, estimates the amount of grain in various sized circular grain bins.

4-28-2005 Estimating Winter Hay Needs for Beef Cattle
Developed by Bill Halfman, Monroe County Agricultural Agent, this spreadsheet helps to estimate winter hay needs based on inventory, feed loss, and livestock numbers.

Silage Bag Capacity (html) - or available as .pdf file (March, 1999)
by Dr. Brian Holmes, UW Biological Systems Engineering Dept.

Choosing Forage Storage Facilities
by Dr. Brian Holmes, UW Biological Systems Engineering Dept.

Density and Losses in Pressed Bag Silos

3-23-06 Paying for Unexpected Feed Expenses
A "Focus on Forage" fact sheet written by Tom Anderson, Shawano Co. Agricultural Agent

Managing Dairy Feed Inventory
UW Extension Bulletin A2945

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Decision Software

FeedVal - 2012
by Victor Cabrera, Lou Armentano and Randy Shaver, UW-Madison dairy scientists. This updated version of FeedVal is web based and allows the user to evaluate various feedstuffs based on summative ingredient value.

Milk2006 for Corn Silage
This spreadsheet, developed by Dr. Randy Shaver, Dr. Joe Lauer, Dr. Jim Coors, and Pat Hoffman, is the latest version of the "MILK" series spreadsheets.  It more accurately estimates the feeding value of corn silage than past versions.

Milk2006 for Alfalfa and Grass
This spreadsheet, developed by Dan Undersander, Dave Combs, Randy Shaver, and Pat Hoffman, is the latest version of the "MILK" series spreadsheets.  It more accurately estimates the feeding value of alfalfa and grass than past versions.

Corn Silage Evaluation: MILK2000 Challenges and Opportunities with MILK2006
by Dr. Randy Shaver, UW Extension Dairy Scientist 

Impact of feed prices on cost of simulated average and high corn silage rations
This spreadsheet, developed by Paul Dyk, Fond du Lac Co. Dairy and Livestock Agent and Dr. Randy Shaver compares different feeding strategies with varying prices and ingredients.
    
Companion Paper

Milk2000 VER. 7.54
    Milk2000 - explanation of terms
This spreadsheet, developed by Eric Schwab, Dr. Randy Shaver, Dr. Joe Lauer, Dr. Dave Combs, Dr. Jim Coors, Pat Hoffman, and Dr. Dan Undersander , estimates the feeding value of alfalfa and grasses. Use Milk2006 for corn silage.

Forage Land-Base Calculator
This spreadsheet, developed by Greg Blonde, Waupaca County Agricultural Agent, estimates the number of acres of corn silage or alfalfa needed for the dairy herd.

FeedVal
This spreadsheet, developed by Drs. Terry Howard and Randy Shaver, is a program to compare values of  different feed sources - Calculated from Crude Protein, TDN, Ca, and P (Referee Feeds Used to Calculate Value of Nutrients).

FeedVal4
This spreadsheet, developed by Drs. Terry Howard and Randy Shaver, is a program to compare values of  different feed sources - Feed Comparative Values Calculated from Protein (UIP), TDN, Fat, Calcium, & Phosphorus.

Pricer
This spreadsheet, developed by Drs. Terry Howard and Randy Shaver, is a program to calculate MAXIMUM price for forage based on a base forage.

Using Milk2000 to Estimate Corn Hybrid Silage Performance
by Joe Lauer, UW Extension Corn Agronomist, et. al.  A "Focus on Forage" fact sheet

Determining Pasture Needs
A spreadsheet to help evaluate pasture resource needs based on animal numbers

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