In a feedlot ration, excessive dietary fat can reduce animal performance primarily because it may:
Correct answer: C. Depress fibre-digesting microorganisms
- A. Increase rumen fibre digestion
- B. Convert protein directly into glucose
- C. Depress fibre-digesting microorganisms
- D. Eliminate the need for minerals
Explanation
High levels of unsaturated or total dietary fat can interfere with rumen microbes, especially fibre-digesting organisms. The resulting reduction in fibre digestion may lower intake and animal performance.
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About Animal Nutrition and Feeding
Covers carbohydrates, proteins, lipids, minerals, vitamins and water, along with digestion, absorption and energy metabolism in domestic animals. Questions involve feed evaluation, nutrient requirements, ration formulation, forage and concentrate feeds, deficiency disorders, and the differences between ruminant and monogastric nutrition.
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