Dr. Todd Callaway: Gut Health Innovations | Ep. 21

In the latest episode of The Dairy Nutrition Blackbelt Podcast, we host Dr. Todd Callaway, a seasoned researcher in gut microbiology from the University of Georgia. We approach the intricacies of probiotics, prebiotics, and other gut health modifiers, with a focus on their implications for dairy cows. Drawing on a comprehensive review soon to be published in the Journal of Dairy Science, this conversation shows crucial insights into feed additives' roles in enhancing daily cattle performance and welfare. This episode is full of knowledge for anyone engaged in dairy nutrition, offering cutting-edge perspectives on gut health management. Tune in on major platforms to explore how these insights can transform dairy herd health.

“A probiotic is a live organism, whether it's a bacterium, the yeast, or a fungus; then the prebiotic is a fermentable substrate.” - Dr. Todd Callaway

Meet the guest: Dr. Todd Callaway is an Associate Professor at the University of Georgia's College of Agriculture with an extensive background in microbiology and animal science. Holding a Ph.D. from Cornell University, his career spans over two decades, including a significant tenure as a Research Microbiologist at USDA-ARS. At Georgia, he's evolved from Assistant to Associate Professor, focusing on agricultural and environmental sciences since August 2020. Hear his insights on probiotics and dairy cow health in the episode on all major platforms.

• (00:00) Highlight
• (00:38) Intro to gut microbiology
• (01:24) Probiotics, prebiotics, eubiotics
• (02:37) Feed additives role
• (04:06) Symbiotic relationships explained
• (05:48) Postbiotics impact
• (08:07) Symbiotic effects, microbial interactions
• (08:39) Probiotics feeding strategy
• (09:43) Closing thoughts

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