In this episode of The Dairy Podcast Show, Dr. Laura Hernandez from the University of Wisconsin Madison explains how ultrasound technology may improve dry off management in dairy cows. She discusses mammary gland involution, milk secretion markers, AI based imaging, and strategies to reduce antibiotic use during the dry period. Dr. Hernandez also explores early colostrum formation and transition cow health. Listen now on all major platforms!

“Researchers observed early mammary secretions and colostrum related structures forming several months before calving in pregnant heifers.”

Meet the guest: Dr. Laura Hernandez is a Professor of Lactation Biology at the University of Wisconsin Madison, where research focuses on calcium homeostasis, mammary gland biology, lactation transitions, and dry period physiology in dairy cattle. Research efforts also explore ultrasound technology, milk secretion, and strategies to improve dairy cow health during dry off. Listen to Dr. Laura Hernandez on The Dairy Podcast Show, available on all major platforms!

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What you'll learn:

• (00:00) Highlight
• (01:46) Introduction
• (03:12) Ultrasound dry off
• (06:55) Gland structure findings
• (09:34) Milk secretion markers
• (11:17) AI ultrasound analysis
• (14:15) Dry off strategies
• (20:33) Final Questions

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