Sustainable intensification of beef production in the tropics: The role of genetically improving sexual precocity of heifers

GA Fernandes Júnior, DA Silva, LFM Mota, TP de Melo… - Animals, 2022 - mdpi.com
Simple Summary Tropical pasture-based beef production systems play a vital role in global
food security. The importance of promoting sustainable intensification of such systems has …

Estimates of genetic parameters for growth, reproductive, and carcass traits in Nelore cattle using the single step genomic BLUP procedure

S Kluska, BF Olivieri, M Bonamy, HLJ Chiaia… - Livestock Science, 2018 - Elsevier
This study was carried out to estimate the heritability and genetic correlations between
adjusted weights at 210 (W210) and 450 (W450) days of age, scrotal circumference …

[HTML][HTML] Estimates of genetic parameters for carcass, growth and reproductive traits in Nellore cattle

SL Caetano, RP Savegnago, AA Boligon, SB Ramos… - Livestock Science, 2013 - Elsevier
The objective of this study was to estimate genetic parameters for female mature weight
(FMW), age at first calving (AFC), weight gain from birth to 120 days (WG_B_120), from 210 …

[HTML][HTML] Genetic parameters and relationships of heifer pregnancy and age at first calving with weight gain, yearling and mature weight in Nelore cattle

AA Boligon, LG Albuquerque - Livestock Science, 2011 - Elsevier
The objectives of the current study were to investigate the additive genetic associations
between heifer pregnancy at 16months of age (HP16) and age at first calving (AFC) with …

Evaluation of the productive and reproductive performance of sexual precocity at different ages in Nellore heifers

LFM Mota, LM Arikawa, SLC Nasner, PI Schmidt… - Theriogenology, 2024 - Elsevier
This study aimed to investigate the differences between productive and reproductive
performance traits of sexually precocious and non-sexually precocious Nellore heifers and …

Genetic Parameters of Birth Weight and Weaning Weight and Their Relationship with Gestation Length and Age at First Calving in Hanwoo (Bos taurus coreanae)

BI Lopez, KG Santiago, K Seo, T Jeong, JE Park… - Animals, 2020 - mdpi.com
Simple Summary Hanwoo cattle is considered one of the most economically important
species and sources of nutrition for Koreans. Thus, both the reproductive performance and …

Genetic association between different criteria to define sexual precocious heifers with growth, carcass, reproductive and feed efficiency indicator traits in Nellore cattle …

M Bonamy, S Kluska, E Peripolli… - Journal of Animal …, 2019 - Wiley Online Library
The aim of this study was to estimate genetic parameters for different precocious calving
criteria and their relationship with reproductive, growth, carcass and feed efficiency in …

Genetic parameter estimates and principal component analysis of breeding values of reproduction and growth traits in female Canchim cattle

ME Buzanskas, RP Savegnago… - Reproduction …, 2013 - CSIRO Publishing
Phenotypic data from female Canchim beef cattle were used to obtain estimates of genetic
parameters for reproduction and growth traits using a linear animal mixed model. In addition …

Influence of age at first calving in a continuous calving season on productive, functional, and economic performance in a Blonde d'Aquitaine beef population

J López-Paredes, MA Pérez-Cabal… - Journal of animal …, 2018 - academic.oup.com
The lifetime production of 7,655 cows with known age at first calving and a total of 27,118
parity records from 301 purebred Blonde d'Aquitaine herds were used to demonstrate the …

Genetic correlations between mature cow weight and productive and reproductive traits in Nellore cattle

IC Regatieri, AA Boligon, F Baldi, LG Albuquerque - 2012 - repositorio.unesp.br
We investigated genetic associations between mature cow weight (MW) and weaning
weight (WW), yearling weight (YW), weight gain from birth to weaning (GBW), weight gain …