Father of up to 600 children banned from donating sperm over fears of accidental incest and inbreeding

• A court has ruled that a man who has fathered up to 600 children must stop donating sperm.
• It follows concerns that his children could commit accidental incest and inbreeding fears.
• The 41-year-old must now contact clinics to have them destroy his samples. 

A court has ruled that a 41-year-old man who has fathered up to 600 children must stop donating sperm, a Dutch charity representing donor children has announced.