Recessive trait that causes extra limbs in Angus cattle identified, Neogen launches test

Cattlemen are hoping to weed out a newly discovered genetic defect in Angus cattle.

Developmental duplication, or DD, is a recessive defect that causes the calves to develop extra limbs (most commonly, extra front legs), a condition called polymelia. Calves affected by DD often die in utero. However, animals born with extra limbs can […]