In this special rerun episode of The Dairy Nutrition Blackbelt Podcast, Dr. Jeff Firkins from The Ohio State University explores how nutrient interactions influence fiber degradation in dairy cows. He explains the balance between starch and fiber digestion, the role of rumen pH, and the impact of feed additives on maintaining optimal rumen health. Learn how to maximize fiber utilization and improve energy efficiency in dairy diets. Listen now on all major platforms!

"Positive and negative associative effects determine whether nutrients enhance or inhibit fiber degradation, directly influencing rumen function and energy utilization."

Meet the guest: Dr. Jeff Firkins is a Professor at The Ohio State University. After earning his Ph.D. and completing a postdoc at the University of Illinois, he joined OSU, advancing to Professor. His research focuses on rumen fermentation, nutrient efficiency, and microbial interactions affecting fiber utilization in dairy cattle. With over 160 journal articles and 200 invited presentations, Dr. Firkins continues to guide advancements in dairy nutrition.

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What will you learn:

• (00:00) Highlight
• (01:19) Introduction
• (01:54) Guest background
• (02:44) Fiber degradation
• (04:49) Soluble carbohydrates
• (06:39) Starch in dairy diets
• (09:08) Feed additives
• (12:09) Closing thoughts

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