Blood Type Test

1. Select the parents' blood type:

2. Press "calculate", and wait for your result.

The blood type of the child must be: ...

Rhesus factor "+" or "-" ?
In certain cases, it is also possible to exclude paternity using the Rhesus factor: If both parents are rhesus factor negative (A-, B-, AB- or O-), the child must also be Rhesus factor negative. In all other cases, the child can either be Rhesus factor positive or negative.

For further information please E-Mail us at