Pregnancy Calculator
When calculating your due date: Do not correct for the length of your cycle, but leave it at 28 days when you book an appointment for an Early Scan. If you arrive before week 6+0 calculated from the first day of your last period (without correction for cycle) or date of conception (fertility treatment), a free re-scan will not apply in case we cannot see a heartbeat.
If you already know your due date you can use this calculator to see how far you are today: