優駿牝馬
Zenno Rob Roy was retired from racing to stand as a stallion at the Shadai Stallion Station in Hokkaido and has also been shuttled to stand in New Zealand during the southern hemisphere breeding season. In 2007 he also covered mares in Australia after being stranded there by travel restrictions following an outbreak of horse flu. His most successful runner to date has been the Yushun Himba (Japanese Oaks) winner Saint Emilion. He has also sired the Group race winners Pelusa, Animate Bio, Lelouch, Trailblazer, Cosmo Nemo Shin and Zennista.