Articles
Crossbreeding Beef on Dairy
Dr. Brad Heins, an Associate Professor of Dairy Management at the University of Minnesota's West Central Research Center in Morris, Minnesota, discussed crossbreeding dairy cattle with beef bulls during the March 15, 2019. During his presentation Dr. Heins weighed the pros and cons of beef breeds crossing with dairy cattle.
Read ArticleResearch on Nebraska Physiology Herd
Dr. Cupp’s laboratory focuses on how to improve male and female fertility by understanding major problems that cause infertility. In the female, a major problem is not ovulating or ovulating at an inappropriate time that leads to problems with implantation and embryo development. Her laboratory has determined that within the UNL physiology herd there is a population of females (High A4) that have increased androgens in follicular fluid, irregular reproductive cycles (they either do display estrus and ovulate; or they ovulate without displaying estrus; or neither ovulate or display estrus).
Read ArticleNebGuides
Inbreeding
A study of lactation records showed that inbreeding can result in a significant decrease in milk production over an entire lactation.
NebGuide (G1980)At What Weight Should Holstein Heifers Freshen?
This guide offers research findings on the appropriate weights for Holstein heifer freshening and suggests producers be aware of economic considerations involved in heifer freshening.
NebGuide (G819)Estrus (Heat) Detection Guidelines
Ways to spot cows in heat are covered in this NebGuide.
Estrus (Heat) Detection Guidelines