Application of depth sensor to estimate body mass and morphometric assessment in Nellore heifers

SG Kamchen, EF dos Santos, LB Lopes… - Livestock Science, 2021 - Elsevier
The potential of an RGB-D sensor as a tool to estimate Nellore heifers' body mass and
morphometric measurements through image analysis was evaluated. An Intel RealSense …

[HTML][HTML] Early growth, backfat thickness and body condition has major effect on early heifer pregnancy in Nellore cattle

LC Brunes, FS Baldi, MFOE Costa… - Anais Da Academia …, 2022 - SciELO Brasil
The aim was to evaluate the association between growth, carcass and visual scores traits
with precocious calving in Nellore cattle. Birth weight (BW), weight at 120, 210, 365 and 450 …

Genetic correlation estimates between age at puberty and growth, reproductive, and carcass traits in young Nelore bulls

JB da Silva Neto, E Peripolli, EVC e Silva, R Espigolan… - Livestock Science, 2020 - Elsevier
The reduction of age at puberty in young bulls is an important issue to reduce the growing
phase and promote substantial savings in production cost as well as to reduce the …

Estimated genetic associations among reproductive traits in Nellore cattle using Bayesian analysis

EV Costa, HT Ventura, R Veroneze, FF Silva… - Animal reproduction …, 2020 - Elsevier
Scrotal circumference of bulls is correlated with pubertal age of female offspring. Hormonal
control of reproductive function is similar in males and females, which may result in genetic …

[HTML][HTML] Bayesian linear-threshold censored models for genetic evaluation of age at first calving and stayability in Nellore cattle

EV Costa, HT Ventura, R Veroneze, FF Silva… - Livestock Science, 2019 - Elsevier
We aimed to evaluate multiple-trait Bayesian models for handling censored records in
genetic evaluations of age at first calving (AFC) and stayability (STAY) in Nellore cattle …

Age at first calving of Nellore cattle in the semi-arid region of northeastern Brazil using linear, threshold, censored and penalty models

CHM Malhado, ACM Malhado, R Martins Filho… - Livestock science, 2013 - Elsevier
Data are typically discarded when there are inconsistencies in a database, or when
information is discrepant or out of range for the biological characteristics of the species …

Genetic parameters and genetic trends of conformation and management traits in Dairy Gir cattle

NS Carvalho, DS Daltro, JD Machado… - Arquivo Brasileiro de …, 2021 - SciELO Brasil
The objective of this study was to estimate genetic parameters and genetic trends of different
conformation and management traits regularly measured within the context of the National …

[HTML][HTML] Características reprodutivas e suas associações com outras características de importância econômica na raça Nelore

MJ Yokoo, CU Magnabosco, GJM Rosa… - Arquivo Brasileiro de …, 2012 - SciELO Brasil
Objetivou-se com este trabalho estimar as herdabilidades (h²) e as correlações genéticas
(rg) entre idade ao primeiro parto (IPP) e primeiro intervalo de partos (PIEP) e outras …

[PDF][PDF] Associations between reproductive and carcass traits in Nellore

EJH de Paula, EN Martins, CAL de Oliveira… - Semina: Ciências …, 2015 - redalyc.org
Objetivou-se com este trabalho estimar os parâmetros genéticos e os componentes de (co)
variância para as características de carcaça: peso (PESO), área de olho de lombo (AOL) …

Divergência morfométrica em bovinos Nelore em crescimento classificados para diferentes classes de Frame Size

LFM Mota, TM de Albuquerque Mariz… - Revista …, 2015 - periodicos.ufersa.edu.br
Objetivou-se avaliar o desenvolvimento de bovinos Nelores em diferentes fases de
crescimento classificados para diferentes classes de frame size em relação a medidas …