Volume 53 (2022)
Volume 52 (2021)
Volume 51 (2020)
Volume 50 (2019)
Volume 49 (2018)
Volume 48 (2017)
Volume 47 (2016)
Volume 46 (2015)
Volume 45 (2014)
Volume 44 (2013)
Volume 43 (2012)
Volume 42 (2011)
Volume 41 (2010)
Volume 40 (2009)
Volume 39 (2009)
Estimation of Economic Values and Financial Losses Associated with Dystocia for Holstein Dairy Cattle of Iran

Ali Sadeghi-Sefidmazgi; Mohammad Moradi Shahrbabak; Ardeshir Nejati Javaremi; Seyed Reza Miraei Ashtiyani; P. R. Eymer

Volume 42, Issue 4 , March 2012, , Pages 345-353

  The financial losses, absolute and net economic values (EVs) for direct (DCD) and Maternal Calving Difficulty (MCD) were estimated using a bioeconomic model and taking into account the categorical nature of the trait. The effects of dystocia on other traits were estimated. But because of low reliability ...  Read More

An Estimation of Discounted Genetic Expressions of Dairy Traits in Iranian Holstein Herds

Ali Sadeghi Sefidmazgi; Ardeshir Nejati-Javaremi; Mohammad Moradi-Shahrbabak; Seyed Reza Miraei Ashtiani; Peter R AYMER

Volume 42, Issue 3 , January 2011, , Pages 189-197

  The objective of this study was to assess the Discounted Genetic Expressions (DGEs) for different categories of animal traits as regards Holstein cattle of Iran. Using discounted gene-flow principles, DGEs per calf born were estimated for self replacing females and also for their sires. In the situation ...  Read More

Economic Values of Reproduction, Growth and Carcass Composition Traits in Lori-Bakhtiari Sheep

MohammadAli Talebi; Seyed Reza Miraei Ashtiani; Mohammad Moradi Shahrbabak; Ardeshir Nejati Javaromi

Volume 41, Issue 3 , December 2010, , Pages 203-210

  In this study, production, reproduction, managerial, and economic parameters obtained from data recorded for Lori-Bakhtiari flock of sheep (500 heads of breeding ewe) stationed at the sheep's Breeding Station, were employed to determine the relative economic values of and breeding objectives for an annual ...  Read More