(Dual Purpose)

Spiro is a Graham Land & Livestock Co. bull that is a son of Scottshill Major Clark.  Spiro is the sire of such famous bulls as GX Spiro’s Plumber 528X and Mr. Minot.  He also sired two National Champion females.  Spiro’s nickname was Muscle Man because of his record setting rib eye measurements.  He was an extremely popular bull in his time and was used by a large number of Shorthorn breeders.

Spiro’s semen is in amps (ampules). (See article on this website about using amps).
He is homozygous polled and A1/A2.