Genetic principal components for reproductive and productive traits in Holstein cows reared under tropical conditions

The objective of this study was to compare the standard multi-trait model and five reduced-rank models fitted to the first principal components and genetic parameter estimates in order to determine the most appropriate method to model the covariance structure of reproductive and productive traits in...

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Veröffentlicht in:	Tropical animal health and production 2021-06, Vol.53 (2), p.193, Article 193
Hauptverfasser:	Dominguez-Castaño, Pablo, Toro Ospina, Alejandra Maria, El Faro, Lenira, de Vasconcelos Silva, Josineudson Augusto II
Format:	Artikel
Sprache:	eng
Schlagworte:	Animal husbandry Animals Bayes Theorem Bayesian analysis Biomedical and Life Sciences Brazil Cattle - genetics Cattle - growth & development Correlation analysis Covariance Dairy cattle Estimates Estrus Female Fertility - genetics Genetic analysis Genetic variability Gestation Heritability Lactation - genetics Life Sciences Livestock breeding Mathematical models Milk Milk production Parameter estimation Principal Component Analysis Regular Articles Reproduction - genetics Tropical Climate Veterinary Medicine/Veterinary Science Zoology
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