K.L. Macmillan

Papers

Total Citations

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About

K.L. Macmillan is a leading figure in dairy cattle reproductive physiology, whose work has fundamentally shaped modern breeding management. His primary research focuses on the synchronization of estrus and ovulation, addressing one of the most persistent challenges in dairy production: the inefficiency of estrus detection. Macmillan’s major contribution lies in advancing timed artificial insemination (TAI) protocols, which allow farmers to bypass the need for visual heat detection and instead schedule inseminations with precision. His seminal 2010 paper, *Recent Advances in the Synchronization of Estrus and Ovulation in Dairy Cows*, has garnered 82 citations, reflecting its enduring influence on both academic research and on-farm practice. This work helped establish synchronization programs as standard components of herd management across major dairy industries worldwide. By integrating hormonal protocols with practical breeding strategies, Macmillan’s research has improved reproductive efficiency, reduced labor costs, and enhanced genetic progress in dairy herds. His contributions remain foundational for veterinarians, animal scientists, and producers seeking to optimize fertility in high-producing cows, cementing his legacy as a key architect of modern dairy reproductive management.