In this episode of The Feed Science Podcast Show, Mike Zeltwanger, Feed Mill Manager at Purdue University, shares real-world tips from the front lines of feed manufacturing. He talks about everything from handling medicated diets to keeping quality high in small-batch production. Mike breaks down the strategies that help a university feed mill run smoothly, with smart ways to manage contamination risk and keep workflows on track. Tune in now on your favorite podcast platform!

“Production feed and research feed require entirely different strategies, with research diets demanding more accuracy, time, and preparation.”

Meet the guest: Mike Zeltwanger has worked on Purdue’s Animal Science farms for more than 30 years. With hands-on experience in dairy, beef, and swine production, he’s been running the university’s feed mill since 2012. Mike’s focus is making sure feed is produced with precision, whether it’s for research or day-to-day farm operations.

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What will you learn:

• (00:00) Highlight
• (01:01) Episode intro
• (05:42) Feed mill operations
• (07:49) Research diet precision
• (11:42) Mash vs. pellets
• (16:28) Medication residue risks
• (24:26) Equipment contamination
• (34:05) Final Questions

The Feed Science Podcast Show is trusted and supported by innovative companies like:

* Kemin

* Evonik

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- VAL-CO

𝗟𝗶𝘀𝘁𝗲𝗻 𝗼𝗻 𝗔𝗽𝗽𝗹𝗲 𝗣𝗼𝗱𝗰𝗮𝘀𝘁𝘀, 𝗦𝗽𝗼𝘁𝗶𝗳𝘆 𝗼𝗿 𝗮𝗻𝘆 𝗺𝗮𝗷𝗼𝗿 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺.

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In this special “Preparing for Summer” episode of The Feed Science Podcast Show, Dr. Megan Van Emon, Extension Beef Cattle Specialist at Montana State University, shares practical feeding tips for cow-calf producers. She covers how to fine-tune mineral supplementation, assess forage quality, and keep an eye on body condition to maintain herd health through tough seasons. She also breaks down how grazing systems and the environment shape nutrition decisions. Tune in now on all major platforms!

"Producers frequently face fluctuations in mineral intake during summer, driven by changes in forage quality and environmental stressors."

Meet the guest: Dr. Megan Van Emon earned her M.S. in Ruminant Nutrition from Purdue University and completed her Ph.D. in Ruminant Nutrition at North Dakota State University. Now serving as an Extension Beef Cattle Specialist and Associate Professor at Montana State University, her research supports beef cattle management in cow-calf systems, with emphasis on nutrition, forage quality, and fertility.

Liked this one? Don’t stop now — Here’s what we think you’ll love!

What will you learn:

• (00:00) Highlight
• (00:52) Introduction
• (03:47) Heifer supplementation
• (05:33) Forage quality metrics
• (08:20) Summer mineral options
• (10:38) Grazing system impact
• (12:29) Protein-fiber shifts
• (19:25) Final Questions

The Feed Science Podcast Show is trusted and supported by innovative companies like:

* Kemin

* Evonik

- VAL-CO

- NEXUS powered by SAM

- Bestmix

𝗟𝗶𝘀𝘁𝗲𝗻 𝗼𝗻 𝗔𝗽𝗽𝗹𝗲 𝗣𝗼𝗱𝗰𝗮𝘀𝘁𝘀, 𝗦𝗽𝗼𝘁𝗶𝗳𝘆 𝗼𝗿 𝗮𝗻𝘆 𝗺𝗮𝗷𝗼𝗿 𝗽𝗹𝗮𝘁𝗳𝗼𝗿𝗺.

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