Article
Milk urea nitrogen concentration: heritability and genetic correlations with reproductive performance and disease.
Journal of dairy science - 1 Dec 2005
Mitchell R G, Rogers G W, Dechow C D, Vallimont J E, Cooper J B, Sander-Nielsen U, Clay J S
Abstract excerpt
The objectives of this study were to estimate the heritability of milk urea nitrogen (MUN) concentration and describe the genetic relationship between MUN and reproductive performance and between MUN and diseases in Holsteins. Dairy Records Management Systems (Raleigh, NC) provided lactation data. The Danish Agricultural Advisory Center provided breeding value estimates for diseases. Infrared (IR) and wet...
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