Kristen Parker Gaddis

New Calf Traits Will Allow Producers to Select for Disease Resistance

Kristen Parker Gaddis

April 21, 2026

Genetic and genomic evaluations for Resistance to Diarrhea (DIA) and Resistance to Respiratory Problems (RSP) will represent the expected resistance of an animal’s offspring to…


Selecting for Greater Parlor Efficiency is Possible

Kristen Parker Gaddis

August 7, 2025

Dairy farmers now have a more powerful, long-term tool to affect the milking time of their herds with a new trait developed by the Council…


Novel Milking Speed Trait is Highly Heritable

Kristen Parker Gaddis

June 23, 2025

Soon, a new tool will be available to help make the milking process even more efficient and uniform: genetic selection for milking speed in Holsteins.…


Health Traits Updated, Reflecting Data Surge

Kristen Parker Gaddis Taylor McWhorter

April 1, 2024

The most significant change for the April 2024 triannual evaluations is an adjustment in the trait model for six CDCB health evaluations – resistance to…


Leverage Genetic Tools to Breed Healthier Cows

Kristen Parker Gaddis

August 8, 2022


CDCB Health Traits Extend to Brown Swiss

Kristen Parker Gaddis

July 22, 2022


We’re Making Strides on Improving Feed Saved

Kristen Parker Gaddis

December 6, 2021

One year ago, the trait Feed Saved made its debut in the December 2020 genetic evaluations published by the Council on Dairy Cattle Breeding (CDCB).…


December 2021: Changes to Evaluation System

Kristen Parker Gaddis Paul VanRaden

December 1, 2021

CDCB-changes-to-evaluation-system-December-2021-_-Council-on-Dairy-Cattle-BreedingDownload


August 2021: Changes to Evaluation System

Paul VanRaden Kristen Parker Gaddis Mahesh Neupane Rob Tempelman

August 1, 2021

Changes-to-CDCB-evaluation-system-August-2021-_-Council-on-Dairy-Cattle-BreedingDownload


Lifetime Net Merit revised in August for balanced selection, profitable dairy cows

João Dürr, Ph.D. Kristen Parker Gaddis Paul VanRaden Tom Lawlor Rob Tempelman

July 2, 2021

Lifetime Net Merit (NM$) has driven genetic progress since 1994 by promoting a balanced selection of all available, economically-important traits to maximize profitability of dairy…


CDCB Connection

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

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