Extension publications
Dairy Production Primer: Feeds and Feeding Management
18 documents in this collection.
Bulk Density
Explains bulk density of grain and how it relates to feeding value.
Conventional versus Accelerated Calf Feeding Programs
Compares restricted milk feeding of calves with higher planes of nutrition before weaning.
Energy Estimates
Shows how laboratories estimate the energy content of forages from fibre analysis.
Feed Sampling
Explains how to take a representative sample of hay, silage or grain for feed analysis.
Feeding Dry Cows
Describes physiological changes that take place during the dry period and explains why the nutrient requirements are increased.
Feeding Lactating Cows
Describes free-stall computer grain system and advantages of feeding TMR.
Mineral Supplements
Describes the forms in which mineral supplements are sold and how they are used in dairy diets.
Monitoring Heifer Growth
Provides instruction on how to estimate body weight and height on growing heifers.
NIR or Wet Chemistry?
Compares near infrared (NIR) analysis of feeds with wet chemistry methods.
Non-Fibre Carbohydrates
Defines non-fibre carbohydrates, shows how the value is calculated and explains its use in ration balancing.
Non-Protein Nitrogen
Defines non-protein nitrogen in feeds and explains how it is measured.
Rumen Acidosis
Explains the cause of rumen acidosis and the symptoms of sub-acute rumen acidosis (SARA) and acute rumen acidosis.
Rumen Degradable Protein
Defines rumen degradable protein and the factors that change degradability.
Silage pH
Explains what silage pH indicates about fermentation and the values expected in well-made silage.
The Role of Fibre in Dairy Cattle Nutrition
Explains why ruminants need physical fibre and how it supports chewing, saliva flow and rumen function.
The Role of Minerals in Dairy Cattle Nutrition
Describes the macrominerals and trace minerals required by dairy cattle and what each does.
The Role of Protein in Dairy Cattle Nutrition
Explains how dietary protein is broken down in the rumen and how the cow obtains amino acids.
The Role of Vitamins in Dairy Cattle Nutrition
Describes the fat-soluble and water-soluble vitamins and when supplementation is needed.