Article
Genetic relationships between detailed reproductive traits and performance traits in Holstein-Friesian dairy cattle.
Journal of dairy science - 1 Feb 2016
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 the genetic relationships between detailed reproductive traits derived from ultrasound examination of the reproductive tract and a range of performance traits in Holstein-Friesian dairy cows. The performance traits investigated included calving performance, milk production, somatic cell score (i.e., logarithm transformation of somatic cell count), carcass traits, and...
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