The aim of this study was to estimate variance and covariance components for gestation
length (GL), birth weight (BW), weaning weight (WW), and accumulated productivity (ACP) …

Data from a selection experiment for growth carried out in Brazil were analyzed in order to
evaluate the direct responses on yearling weight (YW) and the correlated responses on the …

Objetivou-se no presente trabalho investigar os efeitos de alguns fatores ambientais e
estimar componentes de (co) variâncias e parâmetros genéticos para as características …

Data from 129,575 Nellore cattle born between 1993 and 2006, belonging to the
Jacarezinho cattle-raising farm, were used to estimate genetic parameters for scrotal …

We performed a genome‐wide mapping for the age at first calving (AFC) with the goal of
annotating candidate genes that regulate fertility in Nellore cattle. Phenotypic data from 762 …

Data from 23,120 Nellore animals were used to estimate genetic parameters for age at first
calving, average gains from weaning to yearling and from yearling to after yearling, weaning …

Com objetivo de estimar parâmetros genéticos para perímetro escrotal medido aos 12
(PE12) e aos 18 meses de idade (PE18) de machos e peso a um ano de idade (P365), peso …

Background An important goal of Zebu breeding programs is to improve reproductive
performance. A major problem faced with the genetic improvement of reproductive traits is …

This study was designed to estimate genetic parameters for the following traits of Brahman
cattle in Brazil: age at first calving (AFC), calving interval (CI), rebreeding (REB), and …

Dados de 14.918 animais da raça Nelore nascidos entre 1991 e 2000, provenientes de
rebanhos localizados nas regiões Sul e Sudeste do País, foram utilizados para estimar …