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Genetic and environmental effects on scores of conformation, precocity and muscling in long yearling Nellore cattle
(2015-01-01)
The visual scores for conformation (C), precocity (P) and muscle (M) are used to indirectly assess traits related to termination and carcass composition. This study analyzes how age of dam at calving (AC), long yearling ...
Análise de componentes principais para características de crescimento em bovinos de corte
(Univ Estadual Londrina, 2014-01-01)
The objetive of this research was to study the relation among body weight and average daily gain in different ages, using principal components analysis. Data on 1663 birth weight (BW), weaning weight adjusted to 230 days ...
Análise de componentes principais para características de crescimento em bovinos de corte
(Univ Estadual Londrina, 2015)
Genetic parameters and environmental effects on temperament score and reproductive traits of Nellore cattle
(Cambridge University Press, 2012-01-01)
Animal temperament is a trait of economic relevance and its use as a selection criterion requires the identification of environmental factors that influence this trait, as well as the estimation of its genetic variability ...
Genetic parameters and environmental effects on temperament score and reproductive traits of Nellore cattle
(Cambridge University Press, 2012-01-01)
Animal temperament is a trait of economic relevance and its use as a selection criterion requires the identification of environmental factors that influence this trait, as well as the estimation of its genetic variability ...
Avaliação de Características de Crescimento Pós-Desmama de Animais Nelore Puros e Cruzados no Estado do Mato Grosso do Sul
(1999-07-01)
With the objetive to compare the genetic group performances for growth traits, data on 2888 yearling weight (YW) and average daily gain from weaning to yearling (AGY) and 1909 long yearling weight (LYW) and average daily ...
Estimation of genetic parameters for weaning weights and metabolic weights characteristics and post weaning in Brahman cattle
(Arquivo Brasileiro Medicina Veterinaria Zootecnia, 2019-01-01)
The objective of this study was to estimate heritability and correlations of 36,505 animals, belonging to the Brazilian Association of Zebu Breeders. They were estimated by Restricted Maximum Likelihood method (REML) using ...
Parâmetros genéticos de características de carcaça e de crescimento de bovinos da raça Nelore
(2012-12-01)
The objectives of this study were to estimate genetic parameters involving yearling weight (Ps), carcass weight (Pc), hip height (Ag) and the scores of conformation (C), precocity (P) and musculature (M) and carcass yield ...
Parâmetros genéticos de características de carcaça e de crescimento de bovinos da raça Nelore
(2013-05-14)
The objectives of this study were to estimate genetic parameters involving yearling weight (Ps), carcass weight (Pc), hip height (Ag) and the scores of conformation (C), precocity (P) and musculature (M) and carcass yield ...