Enter your age, BMI, and reproductive history into the calculator to determine your ERA score.

ERA Calculation Formula

The following formula is used to calculate the ERA score.

ERA Score = Age Factor * (1 - Reproductive History Weight / 100) + BMI Factor

Variables:

  • ERA Score is the estimated receptive age (ERA) based on the inputs
  • Age Factor is a weighted value based on the user’s age
  • BMI Factor is a weighted value based on the user’s BMI
  • Reproductive History Weight is a percentage based on the user’s reproductive history

To calculate the ERA score, multiply the age factor by the BMI factor and adjust by the reproductive history weight.

What is ERA Calculation?

ERA calculation refers to the process of determining the estimated receptive