News

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

August 2025 Evaluation Changes: What’s New?

CDCB

July 10, 2025

The August 2025 triannual genetic evaluations include the introduction of a new trait for Holsteins, the implementation of the five-year base change for calving traits, and updates to two other traits.


CDCB Keeps Pace with Advancing Genomic Technology Through Integration of Genotyping-by-Sequencing

CDCB

June 5, 2025

CDCB has certified its first sequencing-based laboratory for data submission.


CDCB Evaluation Changes: April 2025

CDCB

February 25, 2025

Updates for the April 1, 2025, CDCB evaluations include the every-five-year base change, revision to the merit indexes, Breed Base Representation (BBR) reference population update and normalization of type trait reliability calculations in non-Holstein breeds.


National Dairy Genetic Index Update, Base Change Set for April 2025

CDCB

December 20, 2024

Two significant updates will be implemented in the April 2025 dairy genetic evaluations published by the Council on Dairy Cattle Breeding (CDCB) – a revision to the lifetime merit indices and a genetic base change. The CDCB Board of Directors approved these revisions at their December 18, 2024 meeting.


2023-24 Activity Report: CEO Column

João Dürr, Ph.D.

October 1, 2024

CDCB was established to empower dairy producers for a sustainable future through data-driven innovation and collaboration. We began our journey with a significant advantage in 2013, thanks to the remarkable legacy and ongoing partnership provided by USDA AGIL, along with the visionary commitment of our founding collaborators.


2023-24 Activity Report: CDCB Board Chair Column

Lindsey Worden

October 1, 2024

Over the past year, the CDCB Board of Directors and staff have been focused on developing and then executing the new strategic plan that will guide our future initiatives and priorities. I’m pleased to share more about this plan with you.


Introducing 305-AA: The New Standardized Yield Measurement

CDCB

June 21, 2024

Beginning in June 2024, the Council on Dairy Cattle Breeding’s (CDCB) publication of 305-ME (Mature Equivalent) will be discontinued and replaced by 305-AA (Average Age) as the standardized yield estimate for U.S. dairy cows.


System Downtime, Weekly Schedule Change

CDCB

January 11, 2024

UPDATE: As of 10:30 a.m. eastern on Tuesday, January 16, CDCB systems are back online and fully operational after the scheduled hardware maintenance. Weekly evaluations will be released Wednesday, January 17.


Showing page: 1 of 5

CDCB Connection

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