Through the clutch menu you register your clutches.
Opening the clutch menu will prompt a menu requesting you to scan the mother of the clutch. Click “OK” and scan the mother.
You will then be similarly prompted by menus to scan a father and up to 3 additional fathers, should there be uncertainty of which sired the clutch. It is however optional to scan fathers of the clutch, simply click “Yes” to scan a father or “No” to finish registering parents.
Having scanned the desired number of parents, you now have to define the result of the clutch.