Article
Genetic analysis of longevity and their associations with fertility traits in Holstein cattle.
Animal : an international journal of animal bioscience - 1 Jun 2023
Hu H H, Li F, Mu T, Han L Y, Feng X F, Ma Y F, Jiang Y, Xue X S, Du B Q, Li R R, Ma Y
Abstract excerpt
The increase of longevity is intended to reduce involuntary culling rates, not extend the life span, and it reflects the ability of animals to successfully cope with the environment and disease during production. Sire model, animal model and repeatability animal models were used to estimate the (co) variance components of longevity and fertility traits. Six longevity and thirteen fertility traits were analysed,...
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