Reproduction and Genetics
Reproduction and Genetics
Information on dairy cattle optimal breeding time, estrous cycle, artificial insemination and calving, as well as how to predict ovulation.
Articles Risk Management for Reproduction Programs
Andrew Sandeen
Risk management must address big-picture financial aspects, but it is also relevant to specific areas of management, such as reproduction. More
Webinars Is Your Cow Ready to Breed?
Watch Now
Free
This free webinar recording is part of a Dairy Management Monday series, which includes presentations on topics important to managing a dairy farm. "Is Your Cow Ready to Breed?" was recorded on October 15, 2018. More
Workshops Benchmark Group: Activity Systems
03/28/2019
Bernville, PA
Free
This group will provide an opportunity for dairy farmers using activity systems on their farms to share their experience with the technology and learn best management practices from their peers. More
Workshops Learn about crucial factors that negatively affect the reproductive performance of dairy cows, and the best management practices to monitor and control these risk factors. More
Webinars Metritis: Importancia de un Diagnóstico Certero
Watch Now
1 hour
Free
Metritis: The importance of an Accurate Diagnostic More
Webinars Free
Designed for dairy producers, their employees and advisors, this free webinar is part of a Dairy Management Monday series, which includes presentations on topics important to managing a dairy farm. More
Webinars Transition Cows
Watch Now
Free
This free webinar is part of a Technology Tuesday series geared toward dairy producers, employees, and agribusiness professionals. More
Webinars Agricultural Careers Online Course
07:00 PM 03/07/2019 - 08:30 PM 04/11/2019
$10.00
Join us for these weekly webinars as we cover a wide variety of interests that can pair your passions with a future career! More
Articles Why Cows Don't Get Pregnant
Andrew Sandeen
Dairy cows don't always conceive after the first insemination attempt. There are a variety of causes that may contribute to conception failure. More
Articles More Progesterone, Please
Andrew Sandeen
Progesterone is essential for normal reproductive cycling; it inhibits estrus and controls follicle growth. But, some high-producing dairy cows have too little in circulation. More
Videos Characteristics of the Bovine Estrous Cycle
Andrew Sandeen
4:05
This video introduces some of the key characteristics of the estrous cycle in cattle. More
Webinars Technology Tuesdays
Multiple Options Available
1 hour, 30 minutes
Free
This series of free webinars is geared toward dairy producers, employees, and agribusiness professionals. More
Webinars Dairy Management Mondays
Multiple Options Available
1 hour
Free
Designed for dairy producers, their employees and advisors, this series includes presentations on topics important to the management of the dairy farm. More
Webinars Free
The use of activity/ health monitoring systems on dairy farms is discussed. More
Articles Is 60 the Magic Number?
Andrew Sandeen
Factors to consider before shifting voluntary waiting period or dry period length. More
Articles Using Activity Systems to Identify Optimum Breeding Time
Mathew M. Haan
An example of how one farmer is using data from an activity monitoring system to identify the optimum breeding time for his farm. More
Articles Calving Alert Systems: Know Exactly When Your Cow is Calving
Colleen Chapman
Technology takes monitoring cows at calving time to a new level. More
Videos Minimizing Interservice Intervals
Andrew Sandeen
9:45
This video defines interservice intervals and provides suggestions for how to improve them to maximize reproductive efficiency and dairy herd profitability. More
Articles Reproductive Disease
Robert J. Van Saun, DVM, MS, PhD
A checklist to determine the relative biosecurity risk for reproductive disease in dairy herds. More
Topics include physiology, uses of milk progesterone analysis, tips for using milk progesterone, and distributors of milk progesterone tests. More
Articles Heat Detection and Timing of Insemination for Cattle
Michael L. O'Connor
Topics covered in this publication include information about the bovine estrous cycle, heat detection, optimal timing of insemination, and tools for management. More
Articles This article covers proper semen tank management, thawing of semen, insemination of synchronized groups, and additional pointers. More
Articles Trends in Age at Calving of Heifers in Pennsylvania
Jud Heinrichs, Coleen M. Jones
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
Articles Pasture, Body Condition, and Reproduction
Larry Muller
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
Articles Predicting Pregnancy Loss
Andrew Sandeen
Diagnosing pregnancy early identifies open cows and can help minimize days open and increase profitability, but losing confirmed pregnancies can be very frustrating. More