“Are 60 Percent Calving in First 21 Days?” NDSU Agriculture Communication (April 2014)

After breeding 2,000 cows, rancher finds ESTROTECT™ Heat Detectors a reliable time saver for finding cows in standing heat.

Sunday morning the AI Industry lost a real pioneer. Stan Lock was a real cowman that understood the science and practical aspects of breeding cattle by artificial insemination. Stan will be missed but his work will go on through his disciples.