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Published on: December 9, 2022
Amino acids in sheep production.
Susan A McCoard1, Francisco A Sales2, Quentin L Sciascia3
1Animal Nutrition and Physiology Team, Animal Nutrition & Health Group, AgResearch Grasslands, Palmerston North, New Zealand, sue.mccoard@agresearch.co.nz.
Supplementing amino acids can improve lamb survival and growth. This review explores how amino acids impact sheep production, offering insights for better farm efficiency and animal welfare.
Area of Science:
- Animal Science
- Nutritional Biochemistry
- Agricultural Production
Background:
- Sheep farming aims for efficiency, animal welfare, and environmental sustainability.
- While genetics and nutrition have improved productivity, multiple-born lamb survival and growth remain challenges.
- Amino acids are increasingly recognized for their roles in regulating growth, reproduction, and immunity in livestock.
Purpose of the Study:
- To review the current knowledge on the role of amino acids in sheep production.
- To explore the potential of amino acid supplementation strategies for enhancing lamb survival and growth.
Main Methods:
- Literature review of scientific studies on amino acids and sheep.
- Analysis of metabolic and cell signaling pathways influenced by amino acids.
- Evaluation of existing data on amino acid supplementation trials in sheep.
Main Results:
- Amino acids play a critical role in regulating key physiological processes in sheep.
- Specific amino acid profiles can significantly impact lamb growth rates and overall survival.
- Evidence suggests targeted supplementation can overcome nutritional limitations affecting lamb performance.
Conclusions:
- Amino acid supplementation presents a viable strategy to improve lamb survival and growth performance.
- Further research into specific amino acid requirements can optimize sheep production systems.
- Understanding amino acid metabolism is key to enhancing both farm efficiency and animal well-being.
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