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Podcast: Uplevel Dairy Podcast
Episode: 330 | Why Beef-on-Dairy Calves Fail to Thrive in the Feedyard with Stephanie Hansen
Description: On the Uplevel Dairy Podcast, Peggy Coffeen interviews Dr. Stephanie Hansen of Iowa State University at Adisseo’s VIP seminar about why beef-on-dairy calves often fail to thrive in the feedlot. Hansen, a feedlot “mineral nerd,” explains how high liver copper—seen in necropsy results at 800–900 ppm—can originate from late-gestation cow diets and be compounded in dairy systems by copper-fortified milk replacer and starter feed while calves are still functionally monogastric, leading to greater absorption. Research funded by the Iowa Beef Checkoff found high liver copper did not affect vaccine response but did worsen outcomes in a respiratory disease chal...