Lock & Lay

Co-dominant ball python gene · super form: Super Sulfur

Sulfur Ball Python: Genetics and Pairing Odds

Sulfur is a co-dominant (incomplete dominant) gene. One copy gives the Sulfur look, and two copies make the Super Sulfur, a stronger version of it. Bred to a normal, a Sulfur gives about half Sulfur babies; a Super Sulfur gives Sulfur babies every time.

What Sulfur pairings produce

PairingBabies, per egg
Sulfur × Normal50% Sulfur50% Normal
Sulfur × Sulfur50% Sulfur25% Super Sulfur25% Normal
Super Sulfur × Normal100% Sulfur
Super Sulfur × Sulfur50% Super Sulfur50% Sulfur

Try Sulfur pairings yourself

Put any two animals into the ball python morph calculator for the full odds, hets and supers included. Or breed Sulfur ball pythons in Lock and Lay, a free ball python game where every clutch follows these same odds and the babies sell on a live market.

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Other co-dominant genes

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