Reproduction and Genetics

Information on dairy cattle optimal breeding time, estrous cycle, artificial insemination and calving, as well as how to predict ovulation.

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Photo credit: Andrew Sandeen
More Progesterone, Please - Articles Articles
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
Dairy Farms
Dairy Management Mondays - Webinars 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
Dairy Discussions
Dairy Discussions - Workshops Workshops

Dairy Discussions

Multiple Options Available

Free
An informal opportunity to discuss issues that are important for you and your dairy operation in a round-table discussion format More
Cow with an activity tag on her collar
Using Activity Systems to Identify Optimum Breeding Time - Articles Articles
An example of how one farmer is using data from an activity monitoring system to identify the optimum breeding time for his farm. More
Calving Alert Systems: Know Exactly When Your Cow is Calving
Calving Alert Systems: Know Exactly When Your Cow is Calving - Articles Articles
Technology takes monitoring cows at calving time to a new level. More
Characteristics of the Bovine Estrous Cycle
Characteristics of the Bovine Estrous Cycle - Videos Videos
This video introduces some of the key characteristics of the estrous cycle in cattle. More
Photo credit: Andrew Sandeen
Is 60 the Magic Number? - Articles Articles

Is 60 the Magic Number?

Andrew Sandeen

Factors to consider before shifting voluntary waiting period or dry period length. More
Calving Season Preparation
Calving Season Preparation - Articles Articles
After baling hay and fighting snow to feed the cows, a dead calf can be a frustrating and costly result. Preparation and timely action will help make a successful calving season. More
Cows with calves on grass
Green Grass Calving - Articles Articles

Green Grass Calving

Daniel M. Kniffen

There are many advantages to green grass calving when compared to late winter early spring calving. More
Using Artificial Insemination in a Commercial Breeding Herd
Using Artificial Insemination in a Commercial Breeding Herd - Articles Articles
An AI program is needed to remain competitive for the sale of breeding stock and to improve traits of economic importance in these herds. More
Photo credit: Shannon Wingert
Importancia y Manejo del Calostro en el Ganado de Leche - Articles Articles
La ternera nace sin inmunidad humoral adecuada y depende casi totalmente de la transferencia pasiva de inmunoglobulinas maternas presentes en el calostro. More
Conduite des Genisses Laiteres
Conduite des Genisses Laiteres - Articles Articles
L’amélioration du troupeau laitier est possible lorsque les vaches de réforme sont remplacées par des génisses de deux ans bien alimentées, saines, génétiquement supérieures et bien conduites. More
Controlled Calving Season is Controlled Management
Controlled Calving Season is Controlled Management - Articles Articles
The key to successful management in a cow herd is being able to plan health, feeding, and marketing programs that will be effective and efficient. More
Milk Progesterone Analysis for Determining Reproductive Status Milk Progesterone Analysis for Determining Reproductive Status - Articles
Topics include physiology, uses of milk progesterone analysis, tips for using milk progesterone, and distributors of milk progesterone tests. More
Cow with Heatime Pro activity and rumination collar
Choosing an Activity System for Your Dairy - Articles Articles
Activity monitoring systems can improve reproductive performance, reduce labor, and reduce the cost of production. More
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