Simulation analysis to test the influence of model adequacy and data structure on the estimation of genetic parameters for traits with direct and maternal effects

V Clément, B Bibé, É Verrier, JM Elsen… - Genetics Selection …, 2001 - Springer
Simulations were used to study the influence of model adequacy and data structure on the
estimation of genetic parameters for traits governed by direct and maternal effects. To test …

Genetic and non-genetic parameter estimates for growth traits of Bharat Merino lambs

SP Dixit, JS Dhillon, G Singh - Small Ruminant Research, 2001 - Elsevier
Genetic and non-genetic influences on the body weights of 2425 Bharat Merino lambs sired
by 154 rams over 1982–1996 were evaluated. Year and season of lambing, sex of lamb …

Genetic parameters of production and fertility traits in Hungarian Merino sheep

BI Nagy, I Komlósi, L Sáfár - Journal of Animal Breeding and …, 1999 - Wiley Online Library
Introduction Hungary has a long‐standing tradition in Merino breeding and improvement.
During the past decades several attempts have been made to introduce a number of other …

[PDF][PDF] Environmental and genetic factors influencing performance traits of Kajli sheep in Pakistan

MA Qureshi, ME Babar, A Ali - Pak. J. Zool, 2010 - academia.edu
This study was conducted to estimate the genetic and environmental components of
variation influencing various trails of economic importance in Kajli sheep. Data on 16,470 …

Genetic analysis of growth traits in Mecheri sheep

V Jeichitra, R Rajendran, K Karunanithi… - Indian Journal of …, 2016 - indianjournals.com
Data on 1763 Mecheri sheep, maintained at the Mecheri Sheep Research Station, Pottaneri,
Salem, south India, and recorded between 1991 and 2006, were analysed to study the …

Phenotypic and genetic relationships between lamb and ewe traits for the Sabi sheep of Zimbabwe

O Matika, JB Van Wyk, GJ Erasmus… - South African Journal of …, 2001 - ajol.info
Genetic and phenotypic correlations were estimated between lamb and ewe traits in a flock
of Sabi sheep reared at the Matopos Research Station. Direct additive estimates of …

[PDF][PDF] Estimation of genetic parameters for economic important traits in Moghani Iranian sheep

M Bayeriyar, AHK Farahani… - African Journal of …, 2011 - academicjournals.org
Moghani sheep breed is one of the most important meat type breeds among Iranian local
sheep. The objective of this contribution was to estimate direct and maternal genetic …

Estimation of (co) variance components for growth traits of shall sheep using different animal models

S Savar Sofla, S Varkoohi - Research on Animal Production, 2018 - rap.sanru.ac.ir
The objective of this study was to investigate genetic and phenotypic parameters of body
weight of shall lambs in different ages. Records of growth traits obtained from 6,692 lambs …

[PDF][PDF] Estimates of phenotypic and genetic parameters for ewe productivity traits of Lohi sheep in Pakistan

S Nouman, Y Abrar - International Journal of Livestock …, 2013 - academicjournals.org
The aims of the study were to investigate the fixed effects which are considered to influence
ewe productivity and to estimate the genetic parameters for ewe productivity traits of Lohi …

Estimates of genetic and environmental factors on growth and mortality in Karakul lambs

SA Shiri, M Tahmoorespur, MM Shariati - Iranian Journal of Animal …, 2015 - ijasr.um.ac.ir
Introduction Lamb production is the largest part of income in sheep industry. Therefore, the
mortality rate of lambs is a key factor in profit of the sheep breeding. Mortality rate of lambs …