About this episode
In this episode of the Grazing Grass Podcast, Cal visits with Karl Palmberg of Sunlight and Rain in northwest Iowa. Karl shares his journey from growing up on a farm, serving in the Air Force, and eventually returning home to rebuild his family’s cattle operation. He dives into the lessons learned from shifting to no-till farming, integrating livestock for soil health, and experimenting with genetics for grass-fed beef. A major focus of this conversation is Karl’s experience adopting virtual fencing technology with Gallagher’s eShepherd collars—how it’s changed his management, saved time, and opened new possibilities for grazing.Topics covered include:Karl’s beginnings with cattle in junior high and how those early experiences shaped his pathTransitioning from conventional tillage to no-till and strip-till farmingThe role of livestock in building soil healthPractical fencing tools: reels, polywire, fiberglass posts, energizers, and water infrastructureBreeding strategy and focusing on functional, easy-fleshing cattle geneticsShifting toward grass finishing and direct-to-consumer beef salesThe challenges and opportunities of marketing grass-fed beefA deep dive into virtual fencing: training animals, collar fit, technology quirks, and labor savingsLessons learned about humility, innovation, and adapting systems on the farmKarl’s story is a reminder of how regenerative practices are often a process of trial, error, and persistence. His candid take on the benefits and limitations of virtual fencing offers practical insight for graziers considering this new technology.If you’ve wondered whether virtual collars could fit into your grazing system—or if you’re curious about one farmer’s path from conventional tillage to regenerative practices—this episode is packed with honest lessons and real-world advice. Karl’s mix of military discipline, family heritage, and innovative curiosity makes for a compelling story.Resources mentioned in this episode:Sunlight and Rain – Karl’s farmGallagher Animal Management – eShepherd virtual fencing systemJoel Salatin’s The Marvelous Pigness of PigsLooking for Livestock that thrive on grass? Check out Grass Based GeneticsVisit our Sponsors:Noble Research InstituteRedmond Agriculture.eShepherdGrazing Grass LinksNew Listener Resource GuideProvide feedback for the podca
