Episode 9: Phenotype vs. Performance & an interview with Donnie Leddy

In Episode 9 of *The Source*, Jamie Wolf is joined by Cody Jorgensen for a discussion on one of the most important topics in cattle breeding: **phenotype versus performance**. They break down why appearance alone isn't enough, how production data and genomics should influence breeding decisions, and why functional cattle with predictable performance create long-term success. In the second half of the episode, Jamie sits down with **Donnie Leddy** of *Cattle Business Weekly* during the Florida Cattlemen's Convention. Donnie shares his background in the cattle industry, the evolution of seedstock marketing, what goes into a successful bull sale, and why relationships continue to be one of the industry's greatest strengths. Whether you're a seedstock producer, commercial cattleman, or simply passionate about the beef industry, this episode offers valuable insight into breeding philosophy, cattle marketing, and the people helping move the industry forward. **Topics Covered:** • Phenotype vs. performance in cattle selection • Functional cattle and structural soundness • Using production data and genomics in breeding decisions • Building predictable cow families • Seedstock marketing and bull sales • Donnie Leddy's journey with *Cattle Business Weekly* • The importance of relationships in the cattle industry Subscribe for more conversations with industry leaders, practical insights, and real-world cattle knowledge.