News

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

Workshop Brings Together Industry Collaborators

Katelyn Allen

September 2, 2025

The 2025 National Cooperator Database Workshop hosted 106 people from 30 collaborating organizations in Milwaukee, Wis., August 26 to 28.


What Else Can We Do With a Milk Sample?

Katelyn Allen

May 5, 2025

Milk samples already provide incredible insight — but it’s possible they could do even more. During the CDCB Producer Exchange, Malia Caputo, Ph.D., discussed the health, nutrition, and fertility opportunities of milk sample infrared spectrometry.


CDCB Producer Exchange Connects the Industry

Katelyn Allen

April 4, 2025

On the eve of the April 2025 triannual evaluations, CDCB held its first Producer Exchange in Reno, Nev., in conjunction with the Western Dairy Management Conference. The event brought together dairy farmers, scientists, and industry collaborators to discuss the role genetics plays in a profitable farm operation — plus how new traits and research will continue to benefit producers.


Introduction of HMW: The Haplotype Call for Early Onset Muscle Weakness Syndrome

CDCB and Holstein USA and National Association of Animal Breeders

November 15, 2023

The December 5, 2023, dairy cattle genetic evaluations will contain a new haplotype call for Early Onset Muscle Weakness Syndrome (HMW).


Connecting with Jay Weiker

Jay Weiker

October 13, 2022

Jay Weiker, Chair of the CDCB Board of Directors, shares the CDCB progress and priorities of the past year in the newly-published 2022 Activity Report.


April 2021: Changes to Evaluation System

Jana Hutchinson and Paul VanRaden

April 1, 2021

Several small adjustments to fertility traits editing will be introduced with the April 2021 evaluation to better account for late-term abortions. Fertility credits for traits Heifer Conception Rate (HCR) and Cow Conception Rate (CCR) now treat the last service as a failure instead of success if the next calving is coded as an abortion.


August 2019: Changes to Evaluation System

Jana Hutchinson and Paul VanRaden

August 1, 2019


December 2018: Changes to Evaluation System

Lillian Bacheller and Paul VanRaden and Dan Null and Derek Bickhart and John Cole and Ben Rosen and Jeff O’Connell

December 1, 2018


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CDCB Connection

A monthly newsletter, details genetic evaluation updates and industry news.