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Fertility and the transition dairy cow
J R Roche1, C R Burke1, M A Crookenden2
1DairyNZ, Corner of Ruakura and Morrinsville Roads, Hamilton 3284, New Zealand.
Reproduction, Fertility, and Development
|March 15, 2018
Summary
Successful transition from pregnancy to lactation requires careful management of cow metabolism and nutrition. Proper nutrition is crucial for preventing metabolic diseases and improving reproductive success during this challenging period.
Area of Science:
- Dairy Science
- Animal Nutrition
- Reproductive Physiology
Background:
- The transition period (pregnancy to lactation) presents significant metabolic challenges for cows, increasing nutrient demands.
- Failure to adapt can lead to metabolic diseases (energy, mineral) and immune dysfunction.
- Reproductive processes in early lactation are affected by metabolic and immunological disturbances.
Purpose of the Study:
- To integrate current research on transition cow metabolism, nutrition, and reproductive outcomes.
- To provide insights into managing transition 'maladaptation'.
- To improve pregnancy rates in dairy cows.
Main Methods:
- Review and integration of recent research findings.
- Synthesis of existing knowledge on transition cow metabolism.
- Analysis of the interaction between nutrition and reproductive success.
Main Results:
- Coordination of tissue changes is vital for nutrient provision to the mammary gland.
- Maladaptation manifests as negative energy balance, immune dysfunction, or mineral deficiencies.
- Nutrition plays a critical role in mitigating these issues and supporting reproduction.
Conclusions:
- Effective management of transition cow nutrition is essential for preventing metabolic disorders.
- Optimizing nutrition improves reproductive performance during early lactation.
- Addressing metabolic and immunological challenges ensures better overall cow health and productivity.
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