Farms.com Home   News

Timing Milk-Based PAG Pregnancy Tests

Identifying open cows in a timely manner is essential for successful reproductive management of the dairy herd.  Fortunately, the options for doing so have been expanding.  In addition to palpation, ultrasound and blood testing, milk testing is now being offered through DHIA testing centers.

In the April 2015 Wisconsin Agriculturist article Timing milk-based PAG pregnancy tests, UW-Extension St. Croix County Agriculture Agent Ryan Sterry explains how PAG tests work and how to incorporate a milk PAG test into a dairy operation’s management system.

Source:uwex.edu


Trending Video

Four Star Pork Industry Conf - Back to Basics: Fundamentals drive vaccine performance

Video: Four Star Pork Industry Conf - Back to Basics: Fundamentals drive vaccine performance

At a time when disease pressure continues to challenge pork production systems across the United States, vaccination remains one of the most valuable and heavily debated tools available to veterinarians and producers.

Speaking at the 2025 Four Star Pork Industry Conference in Muncie, Indiana, Dr. Daniel Gascho, veterinarian at Four Star Veterinary Service, encouraged the industry to return to fundamentals in how vaccines are selected, handled and administered across sow farms, gilt development units and grow-finish operations.

Gascho acknowledged at the outset that vaccination can quickly become a technical and sometimes tedious topic. But he said that real-world execution, not complex immunology, is where most vaccine failures occur.