Punnett Square Calculator

The Ians Vivarium Punnett Square Calculator generates a punnett square from the genotypes entered by the user along with noting the possible gamete combinations for each parent and listing the ratio and percentage possibility for each resulting possible progeny genotype.

Click here for usage instructions

Enter Genotypes

Enter individual alleles
Locus Parent 1 Alleles Parent 2 Alleles

Superscript alleles in results? Yes / No

OR enter full genotype...

Parent 1 genotype:

Parent 2 genotype:


Superscript alleles in results? Yes / No