Whiteshire Hamroc is the authority on maternal swine genetics. Our Yorkshire sire lines are varied and diverse, yet uncompromisingly maternal.

These elites sires offer advantages for number born alive, milking ability, fertility, breed back, and longevity. This superiority is objectively verified and quantified through unbiased measurements such as PEST and BLUP indexing.

Numerous daughters have been tested to document real maternal potency. Consequently, you can utilize Whiteshire Hamroc maternal genetics, specifically our elite sire, to direct your maternal progress effectively.