Category: Selection and Genetic Gain

Broad-Sense Heritability (H²) Calculator

Broad-Sense Heritability (H²) Calculator

(Plant Breeding / Genetics)

Formula Used:

H² (%) = (σ²_g ÷ σ²_p) × 100

Genotypic Variance (σ²g): Phenotypic Variance (σ²p):

Result:

Broad-sense Heritability (H²): —

February 23, 2026
Narrow-Sense Heritability (h²) Calculator

Narrow-Sense Heritability (h²) Calculator

(Plant Breeding / Quantitative Genetics)

Formula Used:

h² (%) = (σ²_a ÷ σ²_p) × 100

Additive Genetic Variance (σ²a): Phenotypic Variance (σ²p):

Result:

Narrow-sense Heritability (h²): —

February 23, 2026
Genetic Advance (GA) Calculator

Genetic Advance (GA) Calculator

(Plant Breeding / Quantitative Genetics)

Formula Used:

GA = k × σ_p × h²

Heritability (h² %) : Phenotypic Standard Deviation (σₚ): Selection Intensity (k):

Result:

Genetic Advance (GA): —

February 23, 2026
Genetic Advance as % of Mean (GAM) Calculator

Genetic Advance as % of Mean (GAM) Calculator

(Plant Breeding / Quantitative Genetics)

Formula Used:

GAM (%) = (Genetic Advance ÷ Mean) × 100

Genetic Advance (GA): Mean of Trait (X̄):

Result:

Genetic Advance as % of Mean (GAM): —

February 23, 2026
Selection Differential (S) Calculator

Selection Differential (S) Calculator

(Plant Breeding / Quantitative Genetics)

Formula Used:

S = Mean of Selected − Population Mean

Mean of Selected Individuals (X̄ₛ): Population Mean (X̄ₚ):

Result:

Selection Differential (S): —

February 23, 2026
Selection Intensity (k) Calculator

Selection Intensity (k) Calculator

(Plant Breeding / Quantitative Genetics)

Select Selection Percentage:

Result:

Selection Intensity (k): —

February 23, 2026
Expected Response to Selection (R) Calculator

Expected Response to Selection (R) Calculator

(Plant Breeding / Quantitative Genetics)

Formula Used:

R = h² × S

Heritability (h² %): Selection Differential (S):

Result:

Expected Response to Selection (R): —

February 23, 2026
Genetic Gain per Cycle Calculator

Genetic Gain per Cycle Calculator

(Plant Breeding / Quantitative Genetics)

Formula Used:

ΔG = (k × σ_p × h²) ÷ L

Heritability (h² %): Phenotypic Standard Deviation (σₚ): Selection Intensity (k): Length of Selection Cycle (L in years):

Result:

Genetic Gain per Cycle (ΔG): —

February 23, 2026
Genetic Gain per Year Calculator

Genetic Gain per Year Calculator

(Plant Breeding / Quantitative Genetics)

Formula Used:

ΔG/year = (k × σ_p × h²) ÷ L

Heritability (h² %): Phenotypic Standard Deviation (σₚ): Selection Intensity (k): Breeding Cycle Length (L in years):

Result:

Genetic Gain per Year: —

February 23, 2026
Per se Performance Score Calculator

Per se Performance Score Calculator

(Plant Breeding / Genotype Evaluation)

Formula Used:

Per se Score (%) = (Genotype Mean ÷ Overall Mean) × 100

Genotype Mean Value: Overall Mean Value:

Result:

Per se Performance Score: —

February 23, 2026