In this episode of The CDCB CowCast, CDCB Geneticist Taylor McWhorter, Ph.D., discusses updates coming to the four female reproductive performance traits (Daughter Pregnancy Rate, Cow Conception Rate, Heifer Conception Rate, and Early First Calving) in the August 2026 genetic evaluations as well as a new trait that will be introduced, First Service to Conception.
To view the slides shared in this discussion, watch this episode on YouTube: https://youtu.be/vxjfDTTauT0
View the summary document of all reproductive performance changes: https://uscdcb.com/wp-content/uploads/2026/05/Reproductive-Performance-Traits-Summary-Final-1.pdf
Find statistics, descriptions, and more of all the August changes: https://uscdcb.com/august-2026-evaluations/
Learn more and sign up for the monthly email newsletter, the CDCB Connection, at uscdcb.com
To get notified of new episodes, subscribe here or follow the Council on Dairy Cattle Breeding on Facebook or LinkedIn.