The ABO blood type charts below can be used to predict the possibilities of paternity 1 The ABO blood type of the child when the blood type of the father and the mother are known (top chart), or 2 The ABO blood type of the father if the blood type of the child and the mother are known (bottom chart)Tutorial on how to find parent blood group with definition, example Learn OnlineIn case having Rh type in both parents then there is a 100% chance that baby will have Rh blood type One parent is Rhpositive and other Rhnegative, then the blood type probability is 75% for Rh and 25% probability of having Rh blood type Here is a chart of blood type parents and child's blood type
Blood Type Compatibility Predictor Fairfax Cryobank Sperm Bank