Article
Multivariate analysis to evaluate genetic groups and production traits of crossbred Holstein × Zebu cows.
Tropical animal health and production - 1 Mar 2016
Fraga Angelina Bossi, de Lima Silva Fabiane, Hongyu Kuang, Da Silva Santos Darlim, Murphy Thomas Wayne, Lopes Fernando Brito
Abstract excerpt
The objective of this research was to try to unveil the relationship between production traits and genotypic proportions of crossbred dairy cattle using principal component analysis (PCA) and cluster analysis. The herd consists of crossbred animals of Holstein (H) and Zebu (Z) (Gir and Guzerat) in different genotypic proportions; the composition of which varies from 12.5 to 100.0 % of the genetic group H. For...
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