Blood Percentage and Genetic Relatedness Calculator

Calculate shared DNA percentage between family members.
Understand genetic relatedness for parents, siblings, half-siblings, cousins, and other relationships.

Relationship type (1=Parent/Child, 2=Full sibling, 3=Half sibling, 4=Grandparent, 5=First cousin, 6=Half first cousin, 7=Second cousin, 8=Great-grandparent)

Result

Blood Percentage and Genetic Relatedness Calculator

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