Unwinding the Uterine Clock – The Ins and Outs of AI with Dr. Bob Cushman
In this episode of Cattle HQ, join Kiernan Brandt, Robin Salverson, and Olivia Amundson, SDSU Extension Cow/Calf Field Specialists as they talk with Dr. Bob Cushman, Research Physiologist at the US Meat Animal Research Center in Clay Center, Nebraska about the bovine uterine clock.
On today’s episode:
- Introduction of Dr. Cushman and what he spends his research working on
- Calving date on cow longevity with SDSU and MARC
- Effect of ovarian reserve on fertility
- Thoughts on waiting until a heifer is two years old before breeding her
- The estrous cycle and uterine clock
- What is the uterine clock?
- How to keep the uterine clock in check?
- Management considerations to influencing the uterine clock
- Split timed-artificial insemination and correlation on the uterine clock
- Bull effect on the estrous cycle
- Repeat breeders study
