Pregnancy Conception Calculator
Calculate when conception likely occurred based on due date or last menstrual period.
How to Use the Conception Calculator
1. Choose Calculation Method
Select whether you want to calculate from LMP date or from due date.
2. Enter Required Information
If using LMP: Enter your last menstrual period date and cycle length.
If using due date: Enter your estimated due date.
3. Click Calculate
Get the estimated conception date and date range.
Note: Conception typically occurs 2 weeks after the first day of your last menstrual period. This calculator provides estimates based on standard calculations.