Paul Larmer, former CEO of Semex, named international person of the year at the World Dairy Expo 2024.

VIDEO: World Dairy Expo 2024: Paul Larmer international person of the year

Former CEO of Semex talks about what he learned growing it into a global company

Paul Larmer retired as CEO of Semex, the Canadian dairy genetics company in early 2024. He was recently named the International Person of the Year by the World Dairy Expo in Madison, Wisc. Larmer sat down with John Greig, Glacier FarmMedia’s John Greig at the World Dairy Expo to talk about what he learned about […] Read more


The Holstein classes are usually large at World Dairy Expo, such as this class of cows in 2023.

World Dairy Expo 2024 opens soon

The large dairy trade show and cattle show will have fewer cattle from Canada due to the avian influenza outbreak in dairy cattle

The World Dairy Expo starts this weekend, with the International Junior Holstein Show, fitting contests and intercollegiate and international judging competitions, but it really gets underway on Tuesday Sept 30. That’s the day when the number of events jumps and the giant trade show opens. The show in Madison, Wisconsin is the largest dairy sector […] Read more




All genomic testing will still be conducted south of the border through the U.S. Council on Dairy Cattle Breeding (CDCB).

Canadian genomic option coming for non-herdbook dairy breeders

Testing will still be done in the United States

Canadian dairy breeders may be able to acquire genomic evaluations within Canada later this year for domestically bred cows not registered in national breed association herdbooks. Why it matters: The change will allow all Canadian-born dairy cattle to receive a genomic evaluation based on Canadian calculations. The proposed change was outlined by Lactanet chief services […] Read more


Owner-sampled dairy cattle herds will see earlier genetic evaluations

Owner-sampled dairy cattle herds will see earlier genetic evaluations

Lactanet proposes move to monthly official evaluations for Canadian cows in early 2025

More dairy cows in Canada may have the potential to achieve top-rated status in publicly released genetic rankings, thanks to a change being introduced by the Lactanet organization in early 2025. The change will be of particular benefit to herds in which monthly milk samples are collected unsupervised by the herd owner. Why it matters: […] Read more

Dairy Lifetime Performance Index will include more emphasis on what's being called milkability and environmental impact in an update of the index.

Top genetics shouldn’t change much under modernized LPI

Lactanet to update its benchmark Lifetime Performance Index by early next year

The emphasis given to production and health characteristics will change in a proposed new Lifetime Performance Index (LPI) for Canadian dairy cows – with new weighting for reducing greenhouse gas emissions and enhancing “milkability”. Brian Van Doormaal, chief services officer for Lactanet, the genetic testing and data management organization leading the process, says changes in […] Read more