Inbreeding COI Calculator

Calculate birth defect probability based on the Coefficient of Inbreeding (COI).

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0.001.00

Birth Defect Probability

2%

Risk Level

Low

Formula

defect_probability = 0.02 + 0.4 * clamp(COI - 0.2, 0, 1)
  • Minimum defect rate is 2% (at COI < 0.2)
  • Maximum defect rate is 42% (at COI = 1.0)
  • Risk starts increasing once COI exceeds 0.2