Evaluation of female fertility in dairy cattle enterprises–A review

RD Kgari, CJC Muller, K Dzama… - South African Journal of …, 2020 - ajol.info
The aim of this article was to review the state of fertility of female dairy cattle in South Africa
and to compare it with international efforts at improving fertility. Fertility in dairy cows is …

[PDF][PDF] Estimation of genetic parameters for female fertility traits in the Czech Holstein population.

M Brzáková, L Zavadilová, J Přibyl… - Czech Journal of …, 2019 - cjas.agriculturejournals.cz
Genetic parameters for fertility traits in Czech Holstein population were estimated. The
database obtained from the Czech-Moravian Breeders Corporation with 6 414 486 …

Genetic and genomic analyses of service sire effect on female reproductive traits in Holstein cattle

Z Chen, LF Brito, H Luo, R Shi, Y Chang, L Liu… - Frontiers in …, 2021 - frontiersin.org
Fertility and reproductive performance are key drivers of dairy farm profitability. Hence,
reproduction traits have been included in a large majority of worldwide dairy cattle selection …

Estimation of genetic parameters of fertility traits in Chinese Holstein cattle

G Guo, X Guo, Y Wang, X Zhang… - Canadian Journal of …, 2014 - cdnsciencepub.com
Guo, G., Guo, X., Wang, Y., Zhang, X., Zhang, S., Li, X., Liu, L., Shi, W., Usman, T., Wang, X.,
Du, L. and Zhang, Q. 2014. Estimation of genetic parameters of fertility traits in Chinese …

Genome-wide association study and pathway analysis for female fertility traits in Iranian Holstein cattle

A Mohammadi, S Alijani, SA Rafat… - Annals of Animal …, 2020 - sciendo.com
1Department of Genetics and Animal Breeding, University of Tabriz, Tabriz, Iran
2Department of Animal Science, Faculty of Agriculture, University of Tabriz, Tabriz, Iran …

[HTML][HTML] Genetic analysis for fertility traits of heifers and cows from smallholder dairy farms in a tropical environment

S Buaban, M Duangjinda, M Suzuki, Y Masuda… - Journal of Dairy …, 2015 - Elsevier
The objective of this study was to estimate genetic parameters for various fertility traits on
Holstein upgraded dairy heifers and cows in a smallholder system under tropical conditions …

[HTML][HTML] Genetic associations between reproductive and linear-type traits of Holstein cows in Brazil

TP Almeida, EL Kern, DS Daltro, J Braccini… - Revista Brasileira de …, 2017 - SciELO Brasil
This study aimed to estimate heritability, genetic, and residual correlations between
reproductive traits such as age at first calving, calving interval, dry period, and first service …

[PDF][PDF] Genetic correlation and genome-wide association study (GWAS) of the length of productive life, days open, and 305-days milk yield in crossbred Holstein dairy …

P Saowaphak, M Duangjinda… - Genetics and …, 2017 - m.jstshuichan.com
In this study, we estimated the genetic parameters and identified the putative quantitative
trait loci (QTL) associated with the length of productive life (LPL), days open (DO), and 305 …

[HTML][HTML] Genetic analysis of longevity and their associations with fertility traits in Holstein cattle

HH Hu, F Li, T Mu, LY Han, XF Feng, YF Ma, Y Jiang… - animal, 2023 - Elsevier
The increase of longevity is intended to reduce involuntary culling rates, not extend the life
span, and it reflects the ability of animals to successfully cope with the environment and …

[PDF][PDF] Estimates of heritability, repeatability and breeding value of some performance traits of Holstein cows in Egypt using repeatability animal model

MMI Salem, MH Hammoud - Egyptian Journal of Animal …, 2016 - ejap.journals.ekb.eg
Data collected from 1807 lactation records relevant to 735 Holstein cows, between 1995-
2005 were utilized to estimate heritability, repeatability and breeding value of all lactation …