Having a repeat, high-value ancestor in a horse’s pedigree marks narrowed genetic diversity, the author writes. Photo: Harlequin129/iStock/Getty Images

Linebreeding horses drives genetic bottlenecks

Too much linebreeding and prioritizing pedigree can narrow genetic diversity and lead to horse health problems in future generations

Too much linebreeding and prioritizing pedigree can narrow genetic diversity and lead to horse health problems in future generations.


Artic char fish. Photo: BrendanHunter/istock/getty images

Canadian aquaculture wants farming treatment

Canada’s fish farms want to switch federal portfolios to be under Agriculture and Agri-Food Canada’s eye rather than Fisheries and Oceans Canada’s thumb

Canada’s fish farms want to switch federal portfolios to be under Agriculture and Agri-Food Canada’s eye rather than Fisheries and Oceans Canada’s thumb and be able to grow production.






Photo: Canada Beef

U.S. livestock: Cattle futures end lower

Cattle futures on the Chicago Mercantile Exchange were weaker on Wednesday, as a lack of fresh news had some participants moving to the sidelines. The December live cattle contract lost 1.925 cents per pound at 225.275 cents. Feeder cattle were down 1.675 cents in the January contract at 327.475 cents per pound. The U.S. Department