Overview
Optimizing milk production relies heavily on understanding how a cow’s body processes plant material into milk and the nutritional needs required to support this process. This module provides an in-depth look at the principles of cattle nutrition, starting with the analysis of feed ingredients to determine their composition and ensure they meet the cow’s specific nutritional requirements. As ruminants, cows have a unique digestive system that requires a balanced intake of water, roughage, and concentrate feed. These nutrients can be provided separately or in a combined, compound form, depending on the farm’s resources and management practices. Proper nutrition is essential to support the cow’s various needs, including maintenance, growth, milk production, and gestation. The module will explore different feeding strategies tailored to meet these needs, emphasizing the importance of balancing energy, protein, vitamins, and minerals in the diet. The choice of feeding system will depend on several factors, such as the farm’s size, cow grouping, and the availability and cost of feed ingredients. For example, larger farms may implement more mechanized feeding systems, while smaller farms may rely on simpler, manual methods. Participants will also learn about the impact of different feeding strategies on cow health, productivity, and overall farm efficiency. By the end of this module, participants will have the knowledge to assess and implement effective feeding plans that optimize milk production while ensuring cow health and long-term sustainability.
Course Content
-
Module 1: The Cow
-
1.1 The cow as a ruminant
-
1.2 The rumen
-
1.3 The stomach and other digestive organs
-
1.4 Eating and drinking behavior
-
1.5 Manure as a measure
-
Module 2: Metabolic Problems
-
2.1 Identifying problems
-
2.2 Negative energy balance (NEB) and Ketosis
-
2.3 Rumen Acidification
-
2.4 Hoof Paralysis
-
2.5 Abomasal distortion
-
2.6 Fatty liver
-
2.7 Milk fever
-
Module 3: Feed analysis and requirement
-
3.1 Composition of a feed material
-
3.2 Calculated key parameters
-
3.3 Minerals and vitamins
-
3.4 Macro-elements (minerals)
-
3.5 Trace elements
-
3.6 Vitamins
-
Module 4: Main feed ingredients
-
4.1 Water
-
4.2 Roughages
-
Grass
-
Development of grass
-
Pasture grasses
-
Fodder grasses
-
Pasture legumes
-
Fodder legumes
-
Natural Grasslands in Sri Lanka
-
Grasslands under coconut plantation
-
Self-test
-
Establishment of Grasses
-
Qualities of a good forage cultivation
-
Propagation of grass
-
Propagation of legumes
-
Hay
-
Silage
-
Video tutorial
-
Self-test
-
Corn silage
-
Straw
-
Other roughages
-
Self-test
-
Extra Material
-
-
4.3 Forage quality
-
4.4 Concentrates
-
4.5 Problems with feed quality
-
Module 5: Feed requirements in cattle
-
5.1 Feeding as needed
-
5.2 Energy Requirement
-
5.3 Greenhouse gases and cattle feeding
-
5.4 Protein requirements
-
5.5 Nitrogen and ammonia
-
5.6 Sustainable dairy farming
-
Module 6: Feed
-
6.1 Rations and feeding strategies
-
6.2 Feed efficiency
-
6.3 Mixed rations
-
6.4 Stable feed balance
-
6.5 Self calculation
-
6.6 Costs and benefits