Nutrition and Feed Management

Information and tools to assist in managing dairy cattle nutrition and feed management, including resources on forage, silage, pasture, and water needs. Tips on monitoring heifer growth and weaning strategies for heifers and calves.

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Photo credit: Andrew Sandeen
Managing to Get More Milk and Profit from Pasture - Articles Articles
Grazed pasture represents the cheapest source of nutrients for dairy cows, but managing a pasture system is challenging. More
Fat Supplementation with Pasture-Based Systems
Fat Supplementation with Pasture-Based Systems - Articles Articles
Supplementation of fat appears to increase milk production by dairy cows grazing high-quality pastures, but the effect depends on type of fat supplement and stage of lactation. More
Economics of Supplemental Feeding with Pasture-Based Systems
Economics of Supplemental Feeding with Pasture-Based Systems - Articles Articles
Consider milk and feed prices, substitution rates, and expected yield and component responses when deciding how much supplemental feed to offer. More
Dietary Minerals for Dairy Cows on Pasture
Dietary Minerals for Dairy Cows on Pasture - Articles Articles
Pastures are often deficient in several minerals compared to the NRC requirements, and most rations need to be supplemented with concentrated sources of certain minerals. More
Conduite des Genisses Laiteres
Conduite des Genisses Laiteres - Articles Articles
L’amélioration du troupeau laitier est possible lorsque les vaches de réforme sont remplacées par des génisses de deux ans bien alimentées, saines, génétiquement supérieures et bien conduites. More
Conjugated Linoleic Acid (CLA) in Animal Production and Human Health
Conjugated Linoleic Acid (CLA) in Animal Production and Human Health - Articles Articles
Conjugated linoleic acid (CLA) occurs naturally in ruminant milk fat and meat, but diet changes can affect the amounts. More
Diagnostic des Fievres de Lait et Vaches Couchees
Diagnostic des Fievres de Lait et Vaches Couchees - Articles Articles
Cet article inclut causes possibles, symptômes et situation du problème, les formes des fièvres de lait, paramètres sanguins, suggestion de maitrise, balance anion cations. More
Growth Monitor: Compare Heifers to Breed Standards
Growth Monitor: Compare Heifers to Breed Standards - Articles Articles
Spreadsheet tools for tracking dairy heifer growth in comparison to breed standards. More
Photo credit: Shannon Wingert
Importancia y Manejo del Calostro en el Ganado de Leche - Articles Articles
La ternera nace sin inmunidad humoral adecuada y depende casi totalmente de la transferencia pasiva de inmunoglobulinas maternas presentes en el calostro. More
Manual for Batch Mix Spreadsheet
Manual for Batch Mix Spreadsheet - Articles Articles

Manual for Batch Mix Spreadsheet

Coleen M. Jones, Jud Heinrichs

Tips and instructions for using the Batch Mix spreadsheet, a simple tool for adjusting the amount fed as the dry matter of forages changes. More
Methods Used to Measure Forage and Ration Particle Size
Methods Used to Measure Forage and Ration Particle Size - Articles Articles
Particle size evaluation tools are described and demonstrated in a series of brief videos. More
Effects of Calf Feeding Program on First Lactation Performance
Effects of Calf Feeding Program on First Lactation Performance - Articles Articles
A review of the effects of increased milk or milk replacer feeding on milk production. More
ASABE Particle Separator
ASABE Particle Separator - Videos Videos
In this video Dr. Jud Heinrichs demonstrates the ASABE Particle Separator, the standard method for the determination of forage particle size. More
Penn State Particle Separator
Penn State Particle Separator - Videos Videos
In this video Dr. Jud Heinrichs demonstrates the Penn State Particle Separator, a popular method for on-farm particle size determination. More
Ro-tap Particle Separator
Ro-tap Particle Separator - Videos Videos
In this video Dr. Jud Heinrichs demonstrates the Ro-Tap Particle Separator, the method used to develop the concept of physically effective fiber. More