Reproduction and Genetics

This video defines interservice intervals and provides suggestions for how to improve them to maximize reproductive efficiency and dairy herd profitability. More

Topics covered in this publication include information about the bovine estrous cycle, heat detection, optimal timing of insemination, and tools for management. More

This fact sheet examines problem areas related to anestrus, repeat breeding, pregnancy loss, and postpartum disorders. More

Topic areas in this publication include nutritional factors, environment, calving assistance, postpartum infusions, inaccurate heat detection, and organisms. More

This article provides a review for those already familiar with AI technique, emphasizing reproductive anatomy, sanitation, and accuracy of semen deposition. More

This article covers proper semen tank management, thawing of semen, insemination of synchronized groups, and additional pointers. More

This article explains the value of systematic breeding programs for dairy cattle, how hormones are used, and factors important to achieving success. More

Pasture systems often result in lower BCS or greater loss of BCS during the first 1 to 2 months of lactation, and supplementation to restore body condition has many benefits. More

Age at first calving impacts the total costs of raising heifers. This article examines DHI data on age at first calving in Pennsylvania Holsteins. More

As we look at reproductive management and its impact on overall success of a dairy operation, it is clearly a critical component. More

Open cows that aren't cycling normally can hamper successful reproduction. More

Ovulation is the critical event that must function correctly and be responded to in a timely manner in to establish a new pregnancy. More

Some of the latest, greatest timed artificial insemination (AI) protocols have become pretty complex, but not without valid reasons. More

Activity monitors may consistently predict ovulation and pinpoint the perfect time to breed cows. More

Is the dairy industry ready to use genomics, ovum pick-up, and in vitro fertilization technologies to achieve the “next level” of genetic progress? More