Source Al Straws From Tenet® Certified Bulls
Connect directly with producers offering verified Tenet® certified Al straws. Browse genetically tested bulls proven to deliver superior tenderness across all major breeds worldwide.
Direct Access to Verified Genetics
Proven Genetic Science
Tenet® identifies the highest level of naturally occurring beef tenderness
through patented genetic marker sequencing, with 99% accuracy. This inherited trait ranks as a perfect 10 on the tenderness scale (compared to standard American beef at 3) and can be strategically bred into your herd for generations.
Connect Directly With Producers
Browse verified Tenet® certified bulls by breed and connect directly with producers. Source Al straws efficiently through our centralized directory offering farmers direct access to superior genetics.
Transform Your Herd's Value
Tenderness is the #1 consumer demand for American beef. By selecting Tenet® certified genetics, you're breeding a measurable competitive advantage into every calf, creating consistent quality that differentiates your product.
How Tenet® Beef Sires Works
Genetic Testing
Bulls are tested for specific genetic markers that determine natural tenderness. Only bulls testing positive for the Callipyge Genetics earn Tenet® certification.
Verified & Listed
Certified Tenet® bulls are verified and listed in our directory, organized by breed with key attributes including disposition, calving ease, thickness, and muscling scores.
Connect & Source
Browse certified bulls, review their profiles, and connect directly with producers to source Al straws. No intermediaries, just direct access to superior genetics.
Explore Tenet® Certified Bulls
Browse certified sires by breed using the buttons below or click browse all bulls for all breeds.
Questions About Tenet® Certification?
Whether you're interested in understanding the Callipyge gene science or wanting to learn more about the certification process, we're here to help.
Note: Tenet® Beef Sires does not manage individual bull information or straw inventory. For pricing, availability, and purchasing Al straws, please contact producers directly through their bull listings.