Differences in cattle biology, climate, labor and production goals helped make fixed-time AI a cornerstone of Brazilian beef production while adoption remains more limited in North America.

Cetrorelix, a GnRH antagonist used in human fertility medicine, might provide a practical alternative to estradiol in ...

The days of guess work in breeding dairy cattle are gone. Today's DNA sequencing means more productive cows and less pollution. Breeding cattle through artificial insemination began in the 1940’s.

Based in a region dominated by tillage, dairy and vegetable farms, Paul and Silvia Flynn are farming their prize-winning ...

Charles Looney, professor of cattle improvement for the University of Arkansas System Division of Agriculture, and his staff will conduct a pair of two-day workshops in cattle artificial insemination.

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 ...

The only place to see an aurochs in nature these days? A cave painting. The enormous wild cattle that once roamed the European plains have been extinct since 1627, when the last survivor died in a ...