Extension publications
University and extension web documents
65 documents in this collection, 62 with a full description.
Amino Acids in Dairy Nutrition: Where Do They Fit?
Discusses the place of amino acid balancing in formulating diets for dairy cows.
Arkansas Dairy Manure and Milk Center Wash Water Management
Extension publication on handling and storing dairy manure and milking centre wash water.
Caloric versus Noncaloric Considerations When Feeding Fat to Dairy Cattle
Examines fat transformation by rumen microbes and how it can be controlled to deliver specific unsaturated fatty acids that are beneficial to the cow or to humans consuming dairy products.
Carbohydrate nutrition for lactating dairy cattle
Provides information on different sources of carbohydrate (CHO). Examines limitations of lab analysis for predicting forage quality and the effect that farm management practices have on CHO nutrition.
Choosing the Best Teat Dip for Mastitis Control and Milk Quality
CLA - the milk fat wonder
Defines CLA and explains how animal synthesis it.
Concentrates for Dairy Cattle
Extension guide to grains, protein feeds and by-products used in dairy concentrates.
Conjugated Linoleic Acid (CLA) and Milk Fat: A Good News Story
Summarises the origin of CLA in milk fat and its potential benefits for human health.
Conjugated Linoleic Acid: A Potent Anticarcinogen Found in Milk Fat
Reviews research on conjugated linoleic acid in milk fat and how diet changes its concentration.
Considerations in Flooring
Discusses flooring surfaces for dairy housing and their effects on traction and hoof health.
Contagious vs. Environmental Mastitis
Explains the difference between contagious and environmental mastitis organisms and how each is controlled.
Dairy Cattle Breeding Terminology
Glossary of the terms used in dairy cattle genetics and sire evaluation.
Dry Cow Feeding and Management
Emphasizes the importance of a proper dry period management.
Dry Cow Therapy for Mastitis Control
Fact sheet on treating cows at dry-off to cure existing udder infections and prevent new ones.
Effect of Trans Fatty Acids on Milk Fat and Their Impact on Human Health
Provides information on trans-fatty acid, their presence in ruminant derived food products, the origin of fatty acids in ruminants and fatty acids role in regulating milk fat synthesis.
Embryo Transfer in Cattle
Fact sheet on the steps of embryo transfer in cattle, from donor selection to transfer.
Estrous Synchronization Programs for Dairy Cows and Heifers
Describes hormone programs for synchronising heat in dairy cows and heifers.
Evaluating Forage Quality by Visual Appraisal, pH, and Dry Matter Content
Extension guide to judging forage quality on the farm by appearance, pH and dry matter.
Evaluating Particle Size of Forages and TMRs Using the New Penn State Forage Particle Separator
Extension guide to using the particle separator and interpreting the results.
Factors to Improve Reproductive Management and Getting Cows Pregnant
Discusses the management factors that most affect pregnancy rates in dairy herds.
Fan Selection and Maintenance
Guide to choosing, placing and maintaining fans for cooling dairy cattle.
Feeding and Managing Dairy Calves and Heifers
Extension guide to feeding and managing replacement heifers from birth to calving.
Feeding and Managing Dry Cows
Describes dry period management and nutrient requirement and common metabolic disorders.
Feeding the Newborn Dairy Calf
Extension circular on the calf digestive system, colostrum, liquid feeding, starter and weaning.
Feeding the Transition Dairy Cow
Extension guide to feeding cows from three weeks before calving through the first weeks of lactation.
From Feed to Milk: Understanding Rumen Function
Harvesting and Utilizing Silage
Extension circular on planning, harvesting, storing and feeding silage.
Heat Detection Aids for Dairy and Beef A.I.
Fact sheet on the aids available to improve detection of heat for artificial insemination.
Managed Milk Fat Depression
Discusses the causes of milk fat depression and the idea of deliberately lowering milk fat in early lactation.
Management and Economics of Natural Service Bulls in Dairy Herds
Examines the management and the economics of using bulls for natural service in dairy herds.
Management of Dairy Heifers
Extension circular on breeding, calving, feeding, housing and health of dairy heifers.
Managing Intake of Lactating Dairy Cows
Extension guide to the factors that determine feed intake of lactating cows and how to manage them.
Metabolic Fate of Products of Starch Digestion and Absorption in Beef and Dairy Cattle
Reviews what happens to the products of starch digestion once they are absorbed.
Milk Composition in the Cow
Reviews the components of milk and the factors that change them.
Milk Progesterone Analysis for Determining Reproductive Status
Explains how milk progesterone tests are used to check heat and pregnancy status.
Mold and Mycotoxin Problems in Livestock Feeding
Extension guide to moulds and mycotoxins in livestock feeds and how to deal with them.
Monitoring Dairy Heifer Growth
Provides instructions on how to measure heifer growth, use and evaluate growth charts and how to body condition score heifers.
Monitoring Growth in Dairy Heifers
Stresses importance of measuring heifer growth.
Mycotoxin Interactions in Livestock
Discusses how mycotoxins interact with one another and with other stresses in livestock.
Mycotoxins in Dairy Cattle: Occurrence, Toxicity, Prevention and Treatment
Reviews mycotoxins in dairy feeds, their effects and the steps for prevention and treatment.
Natural or Tunnel Ventilation of Freestall Structures: What Is Right for Your Dairy Facility?
Compares natural and tunnel ventilation for freestall barns.
Ovarian Cysts in Dairy Cattle
Describes ovarian cysts in dairy cows, their effect on fertility and their treatment.
Ovsynch, Pre-synch, the Kitchen-Synch: What's Up with Synchronization Protocols?
Explains the timed breeding protocols in use and the terms that go with them.
Planning a Milking Center
Guide to sizing and planning a milking parlour and its supporting areas.
Predicting the Impact of a Live Yeast Strain on Rumen Kinetics and Ration Formulation
Discusses how the effects of a live yeast on the rumen can be accounted for in ration formulation.
Pregnancy Diagnosis in the Cow
Course notes on methods of pregnancy diagnosis: return to heat, progesterone, ultrasound and palpation.
Pregnancy Examination of the Cow
Notes on pregnancy examination of the cow and what can be felt at each stage.
Proper Milking Procedures
Describes a milking routine that protects udder health and milk quality.
Reduced Age at First Calving: Effects on Lifetime Production, Longevity, and Profitability
Examines how calving heifers at a younger age affects lifetime production and profit.
Results of Feeding Different Fatty Acids on the Cow's Transition and Reproductive Cycle
Summarizes studies which looked at the impact of feeding different fatty acids on cow's transition and reproductive cycle.
Ruminal Metabolism and Intestinal Digestion of Fatty Acids
Uses a lipid sub-model to illustrate rumen metabolism and intestinal digestion of long chain fatty acids.
Should You Switch to Commodity Feeding?
Weighs the savings and the practical problems of feeding bulk commodities and by-products.
Sweeten up dairy rations
Describes benefits of adding sugar to dairy cattle ration.
The Importance of Body Condition Scoring
Explains body condition scoring of dairy cattle and target scores through the lactation.
The Latest on Amino Acid Feeding
Summarizes a study which used the National Research Council (NRC, 2001) model to examine the relationship between predicted supplies of Metabolizable Lysine and Methionine and milk and milk protein production.
Therapeutic nutrition for dairy cattle
Describes many common disorders in dairy cattle and how they are tested, prevented and treated.
Total Dietary and Soluble Fiber Content of Selected Ruminant Feeds
Reports total and soluble fibre values for a range of ruminant feeds.
Training manual for embryo transfer in cattle
FAO training manual covering all stages of embryo transfer in cattle.
Trouble-shooting Infertility Problems in Cattle
Checklist approach to finding the causes of poor fertility in a herd.
Understanding the Basics of Milking Machines
Use of Total Mixed Rations (TMR) for Dairy Cows
Extension guide to the advantages, equipment and management of total mixed rations.
Using Non-Protein Nitrogen
Extension publication on feeding non-protein nitrogen to cattle.
Listed by file name
- CalfGrowth.pdf
- WasteMilkFeeding.pdf
- Water.pdf