A compound attribute that is the ratio of amount of alpha-(1,6)-fucosyltransferase (human) in blood to amount of tumor necrosis factor ligand superfamily member 12 (human) in blood. The trait is FUT8/TNFSF12 protein level ratio in blood (OBA_2053770). Also known as: the ratio of amount of alpha-(1,6)-fucosyltransferase (human) in blood to amount of tumor necrosis factor ligand superfamily member 12 (human) in blood.