In this episode of The Dairy Health Blackbelt Podcast, Dr. Rafael Domingues from The Ohio State University explores insights into pregnancy loss in dairy cattle. He explains the biological mechanisms behind embryonic failure, progesterone’s role in supporting early pregnancy, and strategies to reduce reproductive losses. Get evidence-based takeaways to improve herd fertility and reproductive management. Listen now on all major platforms!

"Progesterone supplementation helped enhance embryonic development and improve communication between the embryo and the uterus."

Meet the guest: Dr. Rafael Domingues, DVM, PhD, is an Assistant Professor in Ruminant Physiology at The Ohio State University’s Department of Animal Sciences. His research focuses on reproductive biology, endocrinology, and molecular mechanisms influencing pregnancy success in cattle. Dr. Domingues investigates how the ovary, uterus, and embryo interact to improve reproductive efficiency and herd health.

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What you will learn:

• (00:00) Highlight
• (01:03) Introduction
• (02:39) Early pregnancy loss
• (04:41) Identifying causes
• (06:26) Progesterone supplementation
• (07:16) Placenta development
• (08:08) Use of CIDR
• (10:58) Closing thoughts

𝗟𝗶𝘀𝘁𝗲𝗻 𝗼𝗻 𝗔𝗽𝗽𝗹𝗲 𝗣𝗼𝗱𝗰𝗮𝘀𝘁𝘀, 𝗦𝗽𝗼𝘁𝗶𝗳𝘆 𝗼𝗿 𝗮𝗻𝘆 𝗺𝗮𝗷𝗼𝗿 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺.

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In this episode of The Dairy Health Blackbelt Podcast, Dr. Anna Denicol, Associate Professor at the University of California, Davis, discusses the effects of heat stress on ovarian folliculogenesis and genetic selection of cattle for thermotolerance through the slick gene. She explains how temperature and humidity impact reproductive performance, shares follicle culture techniques, and explores how genetics can help sustain fertility under heat stress. Listen now on all major platforms!

"We saw that the follicles exposed to intermittent heat stress grew more slowly and were less viable after one week."

Meet the guest: Dr. Anna Denicol is an Associate Professor in the Department of Animal Science at the University of California, Davis. She earned her Ph.D. in Developmental Biology and Embryology from the University of Florida and completed postdoctoral research in ovarian and stem cell biology at Northeastern University. Her work focuses on reproductive and developmental biology in cattle, emphasizing folliculogenesis, assisted reproduction, and genetic adaptation to heat stress.

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What you will learn:

• (00:00) Highlight
• (00:46) Introduction
• (01:40) Follicular development stages
• (03:05) Techniques and challenges
• (05:14) Heat stress effects
• (08:46) Slick gene insights
• (10:26) Genetic heat tolerance
• (11:54) Closing thoughts

𝗟𝗶𝘀𝘁𝗲𝗻 𝗼𝗻 𝗔𝗽𝗽𝗹𝗲 𝗣𝗼𝗱𝗰𝗮𝘀𝘁𝘀, 𝗦𝗽𝗼𝘁𝗶𝗳𝘆 𝗼𝗿 𝗮𝗻𝘆 𝗺𝗮𝗷𝗼𝗿 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺.

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In this episode of The Dairy Health Blackbelt Podcast, Dr. Clara Rial, manager of a commercial dairy farm in Spain, shares her unique perspective as both a veterinarian and researcher managing a commercial dairy farm. She explains how precision technologies and real-time data collection can shape calf management, improve health outcomes, and drive better decision-making. She also highlights the challenge of adapting research findings to farm-specific realities. Listen now on all major platforms!

"One of the biggest challenges is to adapt what we learn and what we have data from to the real world."

Meet the guest: Dr. Clara Rial, originally from Argentina, is a veterinarian and researcher specializing in animal health and precision livestock technologies. With a PhD from Cornell University, her work has focused on automated monitoring systems for dairy cattle health and reproduction. Currently, she manages a calf-rearing operation in Spain, utilizing modern tools.

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What you will learn:

• (00:00) Highlight
• (01:05) Introduction
• (02:51) From research to the farm
• (05:13) Farm-specific challenges
• (06:44) Data-based decisions
• (08:20) Measuring real outcomes
• (10:11) Data importance
• (10:41) Closing thoughts

𝗟𝗶𝘀𝘁𝗲𝗻 𝗼𝗻 𝗔𝗽𝗽𝗹𝗲 𝗣𝗼𝗱𝗰𝗮𝘀𝘁𝘀, 𝗦𝗽𝗼𝘁𝗶𝗳𝘆 𝗼𝗿 𝗮𝗻𝘆 𝗺𝗮𝗷𝗼𝗿 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺.

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In this episode of The Dairy Health Blackbelt Podcast, Dr. Clara Rial, currently managing the rearing section of a commercial dairy farm in Spain, explains how precision technologies are reshaping dairy cattle health. She shares findings from her work on activity monitoring systems, discussing their value for early disease detection, clinical examination strategies, and practical applications on commercial dairies. Listen now on all major platforms!

"Cows selected with sensor alerts had greater milk production, especially in the first 21 days in milk."

Meet the guest: Dr. Clara Rial, originally from Argentina, is a veterinarian and researcher specializing in animal health and precision livestock technologies. With a PhD from Cornell University, her work has focused on automated monitoring systems for dairy cattle health and reproduction. Currently, she manages a calf-rearing operation in Spain, utilizing modern tools.

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What you will learn:

• (00:00) Highlight
• (01:03) Introduction
• (01:43) Guest background
• (04:13) Sensor-based monitoring
• (05:20) Early disease detection
• (07:02) Cow alerts
• (09:13) Data-driven decisions
• (10:57) Closing thoughts

𝗟𝗶𝘀𝘁𝗲𝗻 𝗼𝗻 𝗔𝗽𝗽𝗹𝗲 𝗣𝗼𝗱𝗰𝗮𝘀𝘁𝘀, 𝗦𝗽𝗼𝘁𝗶𝗳𝘆 𝗼𝗿 𝗮𝗻𝘆 𝗺𝗮𝗷𝗼𝗿 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺.

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In this episode of The Dairy Health Blackbelt Podcast, Dr. Guillermo Martinez-Boggio from the University of California, Davis, explores the role of genetics in improving feed efficiency and reducing methane emissions in dairy cows. He explains how genomic tools and reference populations are being developed to help farmers select more efficient, lower-emission animals. Learn how genetics, management, and feeding strategies can work together for a more sustainable dairy industry. Listen now on all major platforms!

"Cows that produce less methane are more feed efficient, according to our preliminary studies."

Meet the guest: Dr. Guillermo Martinez-Boggio is an Assistant Professor in Animal Genetics at the University of California, Davis. His research focuses on the genetics of complex traits in livestock, genome-microbiome interactions, and strategies to reduce enteric methane emissions while enhancing energy efficiency in dairy cows.

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What you will learn:

• (00:00) Highlight
• (00:39) Introduction
• (02:35) Genetic tools
• (04:28) Reference populations
• (08:46) Feed efficiency
• (10:13) Methane reduction
• (12:11) Management strategies
• (14:29) Closing thoughts

𝗟𝗶𝘀𝘁𝗲𝗻 𝗼𝗻 𝗔𝗽𝗽𝗹𝗲 𝗣𝗼𝗱𝗰𝗮𝘀𝘁𝘀, 𝗦𝗽𝗼𝘁𝗶𝗳𝘆 𝗼𝗿 𝗮𝗻𝘆 𝗺𝗮𝗷𝗼𝗿 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺.

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In this episode of The Dairy Health Blackbelt Podcast, Dr. Breno Fragomeni, Associate Professor at the University of Connecticut, explains the challenges of selecting dairy cattle for heat tolerance without compromising fertility. He outlines current gaps in national genetic evaluations, shares findings from local herd studies, and discusses the future of trait selection in heat-stressed environments. Tune in now on all major platforms!

"We associate declining milk production with higher temperature and humidity as the animal's ability to cope with heat stress."

Meet the guest: Dr. Breno Fragomeni is an Associate Professor at the University of Connecticut, specializing in genetic and genomic evaluations in dairy cattle. He earned his PhD in Animal and Dairy Science from the University of Georgia, following degrees in Veterinary Science and Animal Science in Brazil.

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What you will learn:

• (00:00) Highlight
• (00:56) Introduction
• (02:02) Guest background
• (03:44) Heat stress impact
• (06:12) Fertility trade-offs
• (09:16) National data modeling
• (10:43) Genomic selection use
• (13:29) Closing thoughts

𝗟𝗶𝘀𝘁𝗲𝗻 𝗼𝗻 𝗔𝗽𝗽𝗹𝗲 𝗣𝗼𝗱𝗰𝗮𝘀𝘁𝘀, 𝗦𝗽𝗼𝘁𝗶𝗳𝘆 𝗼𝗿 𝗮𝗻𝘆 𝗺𝗮𝗷𝗼𝗿 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺.

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In this special episode of The Dairy Health Blackbelt Podcast, emphasizing the importance of sustainability in dairy production, Dr. Ermias Kebreab from the University of California explains the science behind methane emissions in dairy cattle and the strategies being developed to reduce them. He discusses how inhibitors and feed additives such as seaweed and 3-NOP work, their impact on animal productivity, and the potential benefits for climate change. Listen now on all major platforms!

"In trials using feed additives, we saw a reduction of up to 90% in methane emissions without any negative effects on animal productivity."

Meet the guest: Dr. Ermias Kebreab is Professor and Associate Dean at the University of California, Davis, where he holds the Sesnon Endowed Chair of Sustainable Agriculture. His research focuses on reducing livestock greenhouse gas emissions through feed additives, genetic innovations, and precision feeding. With extensive international experience, he leads efforts to advance climate-smart solutions in livestock production.

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What you will learn:

• (00:00) Highlight
• (01:03) Introduction
• (02:06) Methane impact
• (03:08) Inhibitor function
• (05:27) Seaweed role
• (10:47) Practical benefits
• (14:43) Animal health
• (15:57) Closing thoughts

𝗟𝗶𝘀𝘁𝗲𝗻 𝗼𝗻 𝗔𝗽𝗽𝗹𝗲 𝗣𝗼𝗱𝗰𝗮𝘀𝘁𝘀, 𝗦𝗽𝗼𝘁𝗶𝗳𝘆 𝗼𝗿 𝗮𝗻𝘆 𝗺𝗮𝗷𝗼𝗿 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺.

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I'm Dr. Craig McConnel, and I’m thrilled to kick off my first episode as host on The Dairy Health Blackbelt Podcast! Very excited to embark on this journey with you. Celebrating National Farmer’s Day, our guest, Dr. Rik Hendriks, bovine practitioner and co-owner of veterinary practice Ell, explores the role of inflammation in metabolic diseases in dairy cows. He shares how physiology-centered veterinary care can improve treatment outcomes and reshape prevention strategies. Learn how inflammation impacts metabolism, longevity, and overall cow resilience. Listen now on all major platforms!

"If you want to prevent post-calving complications, you need to understand if you’re dealing with metabolic, inflammatory, or combined issues."

Meet the guest: Dr. Rik Hendriks earned his veterinary degree from Utrecht University. He is a bovine practitioner and co-owner of the veterinary practice Ell in the Netherlands. With over three decades of field experience, he specializes in physiology-based advisory work, focusing on low-grade inflammation and metabolic disorders in dairy cows. He authored Pathways to Health and Disease for Dairy Cows and provides expert training to veterinarians and farmers.

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What you will learn:

• (00:00) Highlight
• (00:37) Introduction
• (01:40) Diseases and concerns
• (04:15) Diagnostic limitations
• (06:25) Treatment vs inflammation
• (08:09) Prevention strategy differences
• (09:37) Physiology-based coaching
• (12:12) Closing thoughts

𝗟𝗶𝘀𝘁𝗲𝗻 𝗼𝗻 𝗔𝗽𝗽𝗹𝗲 𝗣𝗼𝗱𝗰𝗮𝘀𝘁𝘀, 𝗦𝗽𝗼𝘁𝗶𝗳𝘆 𝗼𝗿 𝗮𝗻𝘆 𝗺𝗮𝗷𝗼𝗿 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺.

Website: The Dairy Health Blackbelt Podcast

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LinkedIn: The Dairy Health Blackbelt Podcast