While progesterone levels during follicular growth did not affect estrus intensity or duration, higher progesterone resulted in more follicles at AI and better embryo quality, suggesting a role for progesterone in improving embryo production in superovulated heifers.
Dec 1, 2023
Sep 6, 2023
Sep 1, 2023
Feb 1, 2023
Most farmers use firearms for euthanasia, but some methods are considered unacceptable, especially for younger animals. Farm owners typically make the euthanasia decision, with limited involvement from veterinarians or training. Many farmers feel emotional or anxious about euthanizing animals, and there are gaps in proper methods, training, and decision-making guidelines.
Feb 1, 2023
Overall, the combined treatment of insulin and glycol didn’t speed up recovery of dairy cows with low blood sugar and high ketone. However, first lactation cows treated with this combination recovered faster and produced more milk compared to those given the standard treatment alone (glycol).
Sep 1, 2022
Sep 1, 2022
Sep 1, 2022
Embryos were more likely to be of high quality when cows had lower progesterone levels at insemination and when more sperm reached the embryo. Younger cows and those with higher progesterone levels had lower chances of successful fertilization.
Sep 1, 2022
As One Health programs linking human, animal, and environmental health become more common, it's unclear how they're evaluated when rolled out on a large scale. Most programs focused on humans and animals (few included the environment), and a variety of methods were used to assess their success. The findings highlight the complexity of evaluating these initiatives and the need for flexible, comprehensive approaches to guide future efforts.
Jun 1, 2022