With calves weaned, veterinarians criss-cross the country conducting pregnancy checks, or preg checking, cow herds. The vet calls out and marks an “O” on the hips of “open” or non-pregnant cows.

Researchers of the Veterinary Faculty of the CEU Cardenal Herrera University (CEU UCH) and the National Institute of Farming and Food Research and Technology (INIA) have designed a new protocol to ...

“We have found differences between cattle that are essentially able to establish a pregnancy versus those that do not, differences in their uterine microbiome before breeding,” Poole said. “So really ...