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Photo credit: Coleen Jones
Rumen Development, Don’t Wean Calves Without It! - Articles Articles

Rumen Development, Don’t Wean Calves Without It!

Coleen M. Jones, Jud Heinrichs

Regardless of how much milk you are feeding calves or what age they are at weaning, if the rumen is not ready, calves are in for a rough transition. More
Penn State Dairy Cattle Nutrition Workshop
Penn State Dairy Cattle Nutrition Workshop - Articles Articles

Penn State Dairy Cattle Nutrition Workshop

Coleen M. Jones, Jud Heinrichs

Annual event provides continuing education for feed industry professionals. More
From Harvest to Feed: Understanding Silage Management
From Harvest to Feed: Understanding Silage Management - Articles Articles

From Harvest to Feed: Understanding Silage Management

Coleen M. Jones, Gregory W. Roth, Ph.D., Virginia A. Ishler

Feeding adequate quantities of high-quality forages is the basis of profitable milk and livestock production. More
Feeding the Newborn Dairy Calf
Feeding the Newborn Dairy Calf - Articles Articles

Feeding the Newborn Dairy Calf

Coleen M. Jones, Jud Heinrichs

Calf health, growth, and productivity rely heavily on nutrition and management practices. More
Penn State Particle Separator
Penn State Particle Separator - Articles Articles

Penn State Particle Separator

Jud Heinrichs, Coleen M. Jones

The Forage and TMR Particle Separator was designed to help in determining the correct forage particle length needed to improve ruminant nutrition. More
Growth Charts for Dairy Heifers
Growth Charts for Dairy Heifers - Articles Articles

Growth Charts for Dairy Heifers

Coleen M. Jones, Jud Heinrichs

Comparing to a breed standard can indicate if heifer growth is progressing normally. More
Customized Dairy Heifer Growth Chart
Customized Dairy Heifer Growth Chart - Articles Articles

Customized Dairy Heifer Growth Chart

Coleen M. Jones, Jud Heinrichs

Generates a growth chart from mature size and age at first calving. Compares heifer performance to growth required to meet herd goals, not to a breed standard. More
CalfTrack Calf Management System
CalfTrack Calf Management System - Articles Articles

CalfTrack Calf Management System

Jud Heinrichs, Coleen M. Jones

CalfTrack is a comprehensive program to train employees that are responsible for calf care. More
Using the Body Condition Scoring Excel Spreadsheet Series
Using the Body Condition Scoring Excel Spreadsheet Series - Articles Articles
Instructions for the Body Condition Scoring spreadsheet series, used to evaluate body condition in cows and heifers. Spreadsheet series is designed for a scale of 1 to 5. More
Trouble Shooting Colostrum Management: Colostrum Calculator
Trouble Shooting Colostrum Management: Colostrum Calculator - Articles Articles
Use the Colostrum Calculator spreadsheet to investigate factors related to IgG absorption in calves. 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
Growth Monitor: Compare Heifers to Breed Standards
Growth Monitor: Compare Heifers to Breed Standards - Articles Articles

Growth Monitor: Compare Heifers to Breed Standards

Coleen M. Jones, Jud Heinrichs

Spreadsheet tools for tracking dairy heifer growth in comparison to breed standards. 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
Cost Comparison of Various Calf Feeding Programs
Cost Comparison of Various Calf Feeding Programs - Articles Articles

Cost Comparison of Various Calf Feeding Programs

Coleen M. Jones, Jud Heinrichs

Evaluation of costs of feeding pasteurized milk to calves compared to other systems considering current market conditions. More
Photo credit: Shannon Wingert
New Thoughts, Old Question: Should We Feed Calves Forage? - Articles Articles

New Thoughts, Old Question: Should We Feed Calves Forage?

Jud Heinrichs, Coleen M. Jones, Xavier Suarez

Feeding forage to calves has been debated for years. Fermentation of grain is essential for rumen development, but sometimes calves perform better with hay. More
Feeding Acidified Milk to Calves
Feeding Acidified Milk to Calves - Articles Articles

Feeding Acidified Milk to Calves

Coleen M. Jones, Jud Heinrichs

This article describes reasons for acidifying milk or milk replacer and examines research on acidified milk feeding systems. More
Using the Calf Milk Pasteurization Evaluator Spreadsheet
Using the Calf Milk Pasteurization Evaluator Spreadsheet - Articles Articles

Using the Calf Milk Pasteurization Evaluator Spreadsheet

Coleen M. Jones, Jud Heinrichs, Bob James, Chase Scott

Instructions for using the Calf Milk Pasteurization Evaluator spreadsheet, interpreting its output, and estimating waste milk supply and demand. More
Trends in Age at Calving of Heifers in Pennsylvania
Trends in Age at Calving of Heifers in Pennsylvania - Articles Articles

Trends in Age at Calving of Heifers in Pennsylvania

Jud Heinrichs, Coleen M. Jones

Age at first calving impacts the total costs of raising heifers. This article examines DHI data on age at first calving in Pennsylvania Holsteins. More
Table: Comparison of Commercial Electrolyte Products
Table: Comparison of Commercial Electrolyte Products - Articles Articles
Summary of selected nutrients in commercial oral rehydration products. Table assumes products are mixed with water according the manufacturer's directions. More
Photos of Rumen Development
Photos of Rumen Development - Articles Articles

Photos of Rumen Development

Jud Heinrichs, Coleen M. Jones

This series of photos illustrates the process of rumen development in dairy calves. More
Photo credit: Jill Kopfer
Monitoring Dairy Heifer Growth - Articles Articles

Monitoring Dairy Heifer Growth

Jud Heinrichs, Coleen M. Jones

Success of a heifer-rearing program can be evaluated by monitoring height and weight of heifers and comparing the results against the herd's growth goals. More
Milk Replacer Costs and Your Options
Milk Replacer Costs and Your Options - Articles Articles

Milk Replacer Costs and Your Options

Coleen M. Jones, Jud Heinrichs

Discussion of whey protein prices, alternative proteins, cost comparisons, and considerations for feeding waste milk. More
Milk Components: Understanding Milk Fat and Protein Variation in Your Dairy Herd
Milk Components: Understanding Milk Fat and Protein Variation in Your Dairy Herd - Articles Articles
Description of variation found in production of milk components, factors that contribute to this variation, and strategies to improve component production. More
Heat Stress in Dairy Calves
Heat Stress in Dairy Calves - Articles Articles

Heat Stress in Dairy Calves

Coleen M. Jones, Jud Heinrichs

Calves can suffer from heat stress too. Strategies for reducing its impact are explored in this article. More
Photo credit: Cassie Yost
Feed Efficiency in Dairy Heifers - Articles Articles

Feed Efficiency in Dairy Heifers

Jud Heinrichs, Coleen M. Jones, Xavier Suarez

Discussion of ways to improve feed efficiency in dairy heifers. More
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