Since Blue is Homozygous for the Black (E) gene, he cannot throw a red foal out of this sorrel mare. Blue has thrown 82% color babies over all the mares he has bred, including bay, brown, chestnut, and sorrel mares, so the buyer has a great shot at a beautiful COLOR foal out of Story Sis.Here's your chance to foal out a Blue baby without going through the stress and expense of getting the mare cycling, ultrasounded, inseminated, palpated, ultrasounded again, etc. etc. We've done it all already, and Sis is ready to go to your comfy pasture to wait for the stork!