News

CDCB delivers the latest news on genetic improvement, research and U.S. evaluations through its monthly newsletter, dairy media, and events.

August 2017: Changes to Evaluation System

Jay Megonigal and Paul VanRaden and Jan Wright

August 1, 2017

Genetic evaluations of males and genomic predictions of both sexes are now provided for gestation length (GL) as a new trait expressed in days.


April 2017: Changes to Evaluation System

Paul VanRaden and Tom Lawlor

April 1, 2017

Cow livability (LIV) was introduced as a new trait in August 2016 and is now included in lifetime net merit dollars (NM$). Cows that die are assumed to generate $1,200 less income than those sold for beef.


December 2016: Changes to Evaluation System

Paul VanRaden and Jan Wright

December 1, 2016

Conformation trait evaluations for Jerseys, Brown Swiss, Ayrshires, Guernseys, and Milking Shorthorn were revised in several ways. T


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