Contact Us

UI Extension

University of Idaho Extension
315 Falls Avenue
Twin Falls, ID  83301-3367

Phone: (208) 736-3603
Fax: (208) 736-0843

Director: Charlotte Eberlein

Idaho Beef Website


The reproductive efficiency of heifers, cows and bulls is extremely important in determining net return for cow-calf producers. Review the topics below to access summaries from the Cow-Calf Management Guide and Cattle Producer’s Library.   

You may also access additional publications through the CALS publishing catalog.

Research Topics

BullBull Management
Learn about bull management best practices, including purchasing and reproductive tract anatomy. More information

Cows and FertilityCows and Fertility
Learn about numerous topics around cows and fertility, including fetal development, pregnancy tests, calving difficulties and shortening calving seasons. More information

Review reproduction genetics topics such as commercial sire selection, cross breeding and DNA marker-assisted selection. More information

BiotechnologyReproduction Biotechnology
Review the development of reproductive biotechnologies in animal agriculture, which is occurring at a phenomenal rate. More information 

Workshops and Beef Schools
University of Idaho Extension beef schools and workshops often address issues of beef reproduction. Present your questions and concerns to workshops leaders, or contact U-Idaho Extension and faculty beef specialists via phone or e-mail.