Pregnancy Conception Calculator

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Pregnancy Conception Calculator!

The conception calculator is a reverse calculator that gives you the exact result of when your pregnancy was conceived. If you calculate Conception based on the due date, you can subtract 266 days. When you use the last menstrual period, you can add 14 days.

Pregnancy Conception Calculator

What is meant by a conception calculator?

The conception calculator helps you determine the date based on your child. This calculator works reverse as it tells you when to conceive if you want a child born on your chosen day. It also helps you to learn a bit about when Conception may happen and how long it takes.

Use of a conception calculator!

  • You can note menstrual dates, the first day of your menstrual period, and day 1 of menses.
  • Calculate the average length of your menstrual cycle over the last year. The average length is 28 days.
  • From that minus 14 days from the average period length, For example, 28-14 = Day 14.
  • Day 14 will be the likely day of ovulation, the most fertile period.
  • You want to remember one thing: the egg will only survive 24-48 hours after ovulation.
  • In the female body, sperm can survive up to 24-72 hours

Changes may occur in your body!

You can notice some changes inside your body, including a vaginal discharge. It is thin and transparent at the time of ovulation. The estrogen level increases, which helps improve the size of breasts and makes them feel sore and tender. After the process of ovulation, your body temperature rose, and you can check using tracking basal body temperature.

Make use of the ovulation kit

You can also use this ovulation kit to track your accurate pregnancy in predicting your most fertile day. To find that you are pregnant, start testing using the kit from the Day 10 of menses. Before ovulation, your hormonal LH surge which got detected by the kit.

Conception calculator!

In the conception calendar calculator, you have two ways to calculate your due date. They are:

  • You can calculate the conception date using the due date
  • You can also calculate the conception date using the date of the last menstrual period
  • Pregnancy test
  • The best days to have intercourse
  • Next due date in case you are pregnant

Based on the due date!

The doctor will give you the due birth date, and they will perform an ultrasound. From the 5-6th week of pregnancy, the doctor can see the baby, which is the best time to go with the first sonography is between 8 and 12 weeks. By seeing the image characteristics, the results of your blood, the due date, and the week of pregnancy can be calculated.

If your baby is born before a week, 37 refers to it as premature birth. No worries if there may be changes in the due date; only 4% of babies are born on their due date, and 90% are both before the due date, two weeks before or after the date. You can calculate the Conception using this calculator and get the most probable day of Conception:

Conception date = due date -266

Based on the last menstrual period!

Another way to determine your conception period is by providing the last menstrual cycle. For most people, the cycle lasts around 28 days; typical values range between 21 and 35 days. Every cycle happens in 28 days, where the ovulation was around 14 days before the beginning of the next cycle. Ovulation occurs on the 14th day after the first day of the cycle. If your ovulation is shorter, you can subtract the number; if it is longer, you can add some days.

What is the first sign of pregnancy?

The below-listed signs show that you are pregnant,

  • Swollen breasts,
  • Tender
  • Morning nausea
  • Food aversions/carvings
  • Mood swings
  • Constipation

If you face any of the above issues, you can check with the pregnancy test kit and consult a doctor.

Is the conception calculator accurate?

The conception calculator is not 100% accurate about it. If you track the cycle and have it perfectly regular, there might be a certain change. Your fertile window begins up to 5 days before ovulation and ends one day after. You can guess the date using the conception calendar calculator.

How does the calculator work?

This conception calculator gives you a ballpark due date. It adds 40 weeks or 280 days to the start of your last period. Your period date and the ovulation date will be counted as the first two weeks of pregnancy. The calculator will find the days when you might have conceived the baby. A man's sperm can survive in a woman's body for a week. Conception is not possible if you are not ovulating.

You can use the conception calculator because it gives you an idea about the fertile window. It is nothing but the time when your egg gets fertilized. It gets fertilized through sexual intercourse; if a woman isn't able to conceive naturally, then she can try in vitro fertilization. You use this conception calculator to know the exact days you have a high chance of having a baby.

Plan your pregnancy journey effectively with our Pregnancy Conception Calculator, which helps you identify the most probable days for conception and increases your chances of starting a family.


Q. What is the due month?

A. A due month is an estimated time frame for when you can accept the baby. The term due date is used when only 4% of the babies are born at the accurate date, but 80% are born before or after the due date.

Q. What is conceptional age?

A. Conceptional age denotes the age of the baby from the time of Conception.

Q. What do you mean by LMP Date?

A. LMP stands for the last menstrual period. It refers to the last period before Conception. The LMP date is the first day of your pregnancy. This LMP date is useful for you to calculate your due date.

Q. Is the online conception calculator different from the when conception calculator?

A. No, there is no difference between the two calculators. Both are used to determine the estimated due date and conception day.

Q. Can the due date change?

A. Yes, the due date can change due to a few reasons. It may change if you have irregular periods. Your baby ultrasound has no confirmation due to irregular periods. Abnormal fundal height levels also affect the due date.

Q. What is gestational age?

A. GA refers to the length of your pregnancy calculated from the first day of LMP, where it is expressed in days and weeks, also called menstrual age.

Q. Is there any other way to calculate the due date?

A. Some of the ways to calculate the due date are: Ultrasound scan Clinical examination of pelvic supported by accurate menstrual records in the first trimester Doppler ultrasonography after 10 to 12 weeks Human chorionic gonadotrophin pregnancy test

Q. How many methods are there to calculate the due date?

A. There are two methods available to calculate the due date are: LMP method Conception Date method