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Breeding ability unaffected by ergot

A recently published study shows bulls can eat feed contaminated with ergot alkaloids without affecting their breeding soundness.

Researchers at the University of Saskatchewan found minimal impact on breeding condition and dispelled questions about the impact of ergot alkaloids.

“Our research group has been hearing about concerns from producers that bulls exposed to ergot was potentially affecting cows getting pregnant. There are a lot of question marks about that desire from producers to know if there’ll be an effect on the bulls,” said Vanessa Cowan, who holds a PhD in toxicology from the U of S and is completing her final year of veterinary medicine at the Western College of Veterinary Medicine in Saskatoon.

“It’s a gap in the scientific literature. Female reproduction is more well studied when it comes to exposure to ergot alkaloids, but there’s no consistently effected parameter in adult bulls. So, we’re really interested in trying to bridge the gap and hopefully provide some practical information to producers, veterinarians and regulators,” said Cowan.

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Assessing Welfare Resources During Late Finish - Dr. Anna Johnson & Emma Coursey

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In this episode of The Swine Nutrition Blackbelt Podcast, Dr. Anna Johnson from Iowa State University and Emma Coursey from the University of Illinois discuss research evaluating welfare resources during the late finishing stage on commercial swine farms. They explain how feeder management, water use, space allocation, and pig health influence welfare outcomes and practical on-farm management. Listen now on all major platforms!

"Small resource issues can become larger welfare problems when multiple stressors interact across finishing barns."

Meet the guests: Dr. Anna Johnson / anna-johnson-05028a14 is the Morrill Professor of Animal Behavior and Welfare at Iowa State University. She earned her Ph.D. in Animal Sciences from Texas Tech University and completed her master's degree in Applied Animal Behaviour and Welfare at the University of Edinburgh. Her research focuses on practical solutions that improve farm animal welfare, including sow productive lifetime, animal-human interaction, environmental enrichment, and Precision Livestock Farming.

Emma Coursey / emma-coursey-183810241 is pursuing a Doctor of Veterinary Medicine degree at the University of Illinois College of Veterinary Medicine after earning a bachelor's degree in Animal Science from Iowa State University. Her academic interests include swine health, production, and animal welfare, with research experience evaluating welfare resources in commercial finishing pigs.