Albert De Vries

Which traits make an efficient dairy cow?

Understanding how to make indexes work for you will aid in your herd's profitability.

January 14, 2025

Which traits make an efficient dairy cow? To answer that question, it is useful to carefully think about what a very efficient dairy cow looks like. One definition of an efficient dairy cow is cow that maximizes milk production while maintaining good health and fertility, thereby optimizing profitability for the producer.

Association between dry period length and fat, protein and milk yield in the next lactation

September 16, 2021

Albert De Vries and Pornpamol Pattamanont

The optimal dry period length remains a topic of practical interest and scientific study. Short dry period lengths reduce milk, fat and protein yield in the next lactation but allow for more milk harvested in the current lactation.

Looking for greater economic value from genomic testing

February 22, 2019

Joe Dalton and Albert De Vries

The following is a summary from the Dairy Genomics Workshop series on the value of genomic testing females, presented in Idaho, Washington, Florida, Texas and California in late 2018.

Progressive Dairy

Progressive Dairy Canada

PD Canada en Francais

Progressive Cattle

Progressive Cattle Canada

Progressive Forage

Agproud Idaho

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Articles by Albert De Vries

Which traits make an efficient dairy cow?

Association between dry period length and fat, protein and milk yield in the next lactation

Looking for greater economic value from genomic testing

How daily decisions shape long-term herd performance

[Webinar] Dairy Market Update June 2026: Protect What You've Built Before July 1

Another summer of water worries

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