Due Date Calculator
Find your estimated due date and see exactly how far along you are today. Works from your last period, your conception date or an IVF transfer.
Your details
Most cycles are 28 days. A longer or shorter cycle shifts your due date.
Enter a date to see your due date and how far along you are.
Estimated due date
How far along
Trimester
1st trimester2nd3rd
Week : about the size of a
Key dates
| Estimated conception | |
| End of first trimester (13 weeks) | |
| Anomaly scan (around 20 weeks) | |
| Third trimester begins (27 weeks) | |
| Full term (37 weeks) | |
| Estimated due date (40 weeks) |