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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In this episode of The Dairy Health Blackbelt Podcast, Dr. Gerard Cramer, Professor at the University of Minnesota, explores the economic and welfare considerations involved in preventive hoof trimming for dairy cattle. He discusses the delicate balance between preventing lameness and the associated costs, and how strategically allocating resources can improve animal health and labor efficiency on farms. Listen now on all major platforms!

"Trimming programs should be based on data, ensuring they benefit animal health while also considering economic and welfare impacts."

Meet the guest: Dr. Gerard Cramer is a Professor of Dairy Production Medicine at the University of Minnesota. He holds a DVM and a DVSc in Ruminant Health Management from the University of Guelph. With a strong focus on hoof health, Dr. Cramer has led numerous studies and initiatives on dairy cattle lameness. He is deeply committed to advancing the diagnosis and management of lameness through both preventive and therapeutic strategies.

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What you will learn:

• (00:00) Highlight
• (00:49) Introduction
• (02:08) Preventive hoof trimming
• (02:59) Economic impact of trimming
• (06:09) Frequency of hoof trimming
• (08:12) Identifying lame cows
• (10:00) Strategies for pasture-raised cows
• (11:08) 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. Sandra Godden from the University of Minnesota explores how bedding materials influence udder health in dairy cattle. She shares key findings on bacterial risks, monitoring protocols, and hygiene management for both organic and inorganic bedding types. Learn practical strategies to reduce mastitis through better bedding decisions. Listen now on all major platforms!

"High bacteria counts in bedding are strongly associated with increased risk of both clinical and subclinical mastitis in dairy cows."

Meet the guest: Dr. Sandra Godden earned her DVM and DVSc at the University of Guelph. She is Professor of Dairy Population Medicine and Associate Dean of Graduate Programs at the University of Minnesota College of Veterinary Medicine. Her research career centers on colostrum management, mastitis control, and calf-health innovation.

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What you will learn:

• (00:00) Highlight
• (01:07) Introduction
• (02:31) Bedding hygiene risks
• (03:24) Monitoring bacterial counts
• (05:57) Quality of bedding
• (06:11) Bedding treatment techniques
• (09:56) Inorganic bedding
• (12:22) 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. Stephen LeBlanc from the University of Guelph explores ketosis in dairy cattle. He shares key insights from decades of research into BHB thresholds, risk factors, treatment strategies, and the herd-level implications of metabolic disorders. Discover practical ways to manage and reduce ketosis risks. Listen now on all major platforms!

“Elevated BHB levels in early lactation significantly increase the risk of displaced abomasum, early culling, and other complications based on timing and severity.”

Meet the guest: Dr. Stephen LeBlanc is a Professor at the University of Guelph and Director of the Centre for Dairy Research & Innovation. His research primarily focuses on dairy cattle health, particularly in reproductive performance and metabolic diseases. Dr. LeBlanc's work integrates animal science, applied physiology, and veterinary medicine to improve dairy cattle management and productivity. 

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What you will learn:

• (00:00) Highlight
• (00:40) Introduction
• (01:56) Ketosis insights
• (03:59) Research findings in ketosis
• (07:30) Understanding timing and BHB levels
• (08:52) Herd-level testing
• (10:57) Treatment strategies
• (13:04) Closing thoughts

𝗟𝗶𝘀𝘁𝗲𝗻 𝗼𝗻 𝗔𝗽𝗽𝗹𝗲 𝗣𝗼𝗱𝗰𝗮𝘀𝘁𝘀, 𝗦𝗽𝗼𝘁𝗶𝗳𝘆 𝗼𝗿 𝗮𝗻𝘆 𝗺𝗮𝗷𝗼𝗿 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺.

Website: The Dairy Health Blackbelt Podcast

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In this episode of The Dairy Health Blackbelt Podcast, Dr. Sandra Godden, Professor of Dairy Population Medicine at the University of Minnesota, explains why colostrum remains the cornerstone of calf immunity. She unpacks the updated “Five Qs,” shares practical cleanliness benchmarks, and outlines heat-treatment and extended-feeding strategies that boost lifetime performance. Listen now on every major podcast platform!

"If we don’t get the colostrum program right, it’s hard to recover that later through other things."

Meet the guest: Dr. Sandra Godden earned her DVM and DVSc at the University of Guelph. She is Professor of Dairy Population Medicine and Associate Dean of Graduate Programs at the University of Minnesota College of Veterinary Medicine. A past president of the National Mastitis Council and the AABP, her research career centers on colostrum management, mastitis control, and calf-health innovation.

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What you will learn:

• (00:00) Highlight
• (00:37) Introduction
• (01:41) Colostrum importance
• (02:37) Five Qs
• (03:45) Cleanliness goals
• (04:44) Importance of cleanliness
• (09:45) Extended feeding
• (11:23) 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. Gerard Cramer, Professor at the University of Minnesota, discusses dairy cattle lameness and hoof health. He explores the impact of chronic cases, the importance of strategic trimming, and how veterinary professionals can manage lameness more effectively. Listen now on all major platforms!

"The chronic cases, especially ones that have had hoof lesions like sore ulcers and white lines, need to be trimmed more regularly, about every 3 to 6 months."

Meet the guest: Dr. Gerard Cramer is a Professor of Dairy Production Medicine at the University of Minnesota. He holds a DVM and a DVSc in Ruminant Health Management from the University of Guelph. With a strong focus on hoof health, Dr. Cramer has led numerous studies and initiatives on dairy cattle lameness. He is deeply committed to advancing the diagnosis and management of lameness through both preventive and therapeutic strategies.

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What you will learn:

• (00:00) Highlight
• (01:00) Introduction
• (01:45) Getting into lameness
• (03:36) Trimming schools
• (04:47) Preventative vs. therapeutic trimming
• (06:50) Chronic vs. new lameness
• (09:19) Managing chronic cases
• (10:26) 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. Benjamin Enger from Ohio State University explains how understanding the cow's innate immune response is key to managing mastitis more effectively. He discusses when intervention may do more harm than good and the impact of early anti-inflammatory use. Get practical insights on host-pathogen interactions and evidence-based treatment timing. Listen now on all major platforms!

"If you intervene and it blights the cows' effectiveness with her neutrophil response, you're going to potentially prolong the disease."

Meet the guest: Dr. Benjamin Enger earned his M.S. in Animal Sciences from Washington State University and a Ph.D. in Dairy Science from Virginia Tech. He now serves as an Associate Professor at The Ohio State University, where his research focuses on mastitis pathology and mammary gland development in heifers and cows.

Click here to read the full research articles:

Effects of oyster glycogen intramammary challenge on primiparous cow milk somatic cell counts, milk yields, and milk composition

Localized mammary gland changes in milk composition and venous blood metabolite concentrations result from sterile subclinical mastitis

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What you will learn:

• (00:00) Highlight
• (00:56) Introduction
• (01:36) Guest background
• (04:03) Mastitis treatment timing
• (04:51) Innate immune response
• (06:07) Evidence-based protocols
• (08:10) Steroid impact discussion
• (09:59) Closing thoughts

𝗟𝗶𝘀𝘁𝗲𝗻 𝗼𝗻 𝗔𝗽𝗽𝗹𝗲 𝗣𝗼𝗱𝗰𝗮𝘀𝘁𝘀, 𝗦𝗽𝗼𝘁𝗶𝗳𝘆 𝗼𝗿 𝗮𝗻𝘆 𝗺𝗮𝗷𝗼𝗿 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺.

Website: The Dairy Health Blackbelt Podcast

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