Department of Dairy Science
Our Progressive Dairy writeup on our research paper entitled: Comparison of reproductive management programs for submission of Holstein heifers for first insemination with conventional or sexed semen based on expression of estrus, pregnancy outcomes, and cost per pregnancy. J. Dairy Sci. 104:12953–12967. was listed as #14 in Progressive Dairy’s Top 25 Articles of 2022. Check …
Most dairy farms today collect data by which they attempt to make informed decisions about how to manage their herds. The problem is there are many types of data, and a good manager must understand the nature and limitations of the data being monitored to make informed decisions. Check out my latest article on The …
The 2022 Four-State Dairy Nutrition and Management Conference will be held as an in-person meeting at The Grand River Center in Dubuque, Iowa this year! You can find the program here and the online registration here. Come learn the latest dairy information at the 2022 Four State Dairy Nutrition and Management Conference on June 1 and …
The 2020 Four-State Dairy Nutrition & Management Conference normally held in Dubuque, Iowa is now a virtual conference to be delivered on Wednesday, June 10, 2020. Adisseo is sponsoring the pre-conference symposium on amino acid balancing, and highlights of the general conference include improving herd health and maximizing profit from bull calves. I will be …
Optimizing fertility on dairy farms is necessary and challenging on today’s dairy farms. UW-Extension invites dairy farmers and their veterinarians to learn about fertility improvement opportunities. Dairy Reproduction Strategies Workshops will be held at three locations; contact the county Extension office for specific details including registration fees. RSVP by March 23 for each location. • …
Dairy farmers, herd managers, veterinarians, artificial insemination technicians, and others are encouraged to attend a Dairy Reproduction Revolution Seminar on Wednesday, March 25th at the Farm Wisconsin Discovery Center, located at 7001 Gass Lake Road, Manitowoc, Wisconsin. Dr. Fricke will discuss how the High Fertility Cycle coupled with the dramatic increases in reproductive performance due to …
The 2019 Four-State Dairy Nutrition & Management Conference will be held at the Grand River Center in Dubuque, Iowa on June 12-13. I will be speaking about “Management Strategies in an Era of High Pregnancy Rates” from 9:10 to 9:50 am on Thursday, June 13. I hope to see you there!
Dairy Herd Management summarized my breakout session talk at the Four-State Dairy Nutrition & Management Conference in Dubuque, Iowa on June 14, 2018. Many factors affect twinning in dairy cows, but milk production and progesterone at the beginning of timed AI protocols that include a second prostaglandin treatment are two primary factors.
https://www.dairyherd.com/article/get-more-pregnancies-ai
Read about our latest research in the latest issue of Dairy Herd Management on why about 20% of nonpregnant cows don’t return to estrus between AI and pregnancy diagnosis conducted 32 d after AI.