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5. Estimation of genetic parameters of test day somatic cell count in Brazilian Holstein cattle using a

Estimation of genetic parameters of test day somatic cell count in Brazilian Holstein cattle using a

来源 :第11届世界畜产大会(WCAP2013) | 被引量 : 0次 | 上传用户：ivyJZ2009

【摘 要】

：

Most dairy cattle national genetic evaluation systems have been replacing the lactation model by test day (TD) models for breeding value prediction to explore the opportunity for large genetic gain by

【作 者】

：

Claudio N.Costa Jaime A.Cobuci Gertrude Thompson Julio G.Carvalheira 

【机 构】

：

Embrapa Gado de Leite,Juiz de Fora,Brazil Depto.Z

【出 处】

：

第11届世界畜产大会(WCAP2013)

【发表日期】

：

2013年2期

【关键词】

：

Dairy cattle Genetic gains Selection Test day model Variance components 

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Most dairy cattle national genetic evaluation systems have been replacing the lactation model by test day (TD) models for breeding value prediction to explore the opportunity for large genetic gain by selection.

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