Article
Quantitative trait loci affecting calving traits in Danish Holstein cattle.
Journal of dairy science - 1 May 2008
Thomasen J R, Guldbrandtsen B, Sørensen P, Thomsen B, Lund M S
Abstract excerpt
The objectives of this study were 1) to detect quantitative trait loci (QTL) affecting direct and maternal calving traits at first calving in the Danish Holstein population, 2) to distinguish between pleiotropic and linked QTL for chromosome regions affecting more than one trait, and 3) to detect QTL affecting stillbirth and calving difficulties but not calf size that could be used in selection to improve calving...
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