Selection Coefficient Calculator
Calculate selection coefficients and model allele frequency changes under selection.
Input Data
h=0: recessive, h=0.5: additive, h=1: dominant
Selection Coefficient
s = 0.1500
15.00% fitness reduction
Against mutant (deleterious)
Genotype Fitnesses
AA
1.0000
Aa
0.9250
aa
0.8500
Frequency Dynamics
Initial Frequency0.1
After 100 gens0.9969
Time Estimates
Time to FixationN/A gens
Time to Loss15 gens
💡
Help us improve!
How would you rate the Selection Coefficient Calculator?
Editorial Note
MyCalcBuddy Editorial Team
This page is maintained as an educational calculator reference.
📚
Formula Source: Standard Mathematical References
by Various
🔄Last reviewed: May 2026
✓Formula checks are based on standard references and internal QA review.