Article
Genetic parameters of ovarian and uterine reproductive traits in dairy cows.
Journal of dairy science - 1 Jun 2015
Carthy T R, Ryan D P, Fitzgerald A M, Evans R D, Berry D P
Abstract excerpt
The objective of the study was to estimate genetic parameters of detailed reproductive traits derived from ultrasound examination of the reproductive tract as well as their genetic correlations with traditional reproductive traits. A total of 226,141 calving and insemination records as well as 74,134 ultrasound records from Irish dairy cows were used. Traditional reproductive traits included postpartum interval...
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