Pregnancy Calculator

Pregnancy Week 20

  How big is your baby? Your babys crown to rump measurement is now at 6.46 inches (16.4 cm) and your babyis now weighing approximately 10.58 ounces (300g).     How big are you? Your uterus should now be about in line with your bellybutton this week. Your uterus will be measured on a regular basis by your healthcare provider in orderto keep track of your baby's development and growth. He may either use your bellybuttonor the pubic symphysis as a point of reference. From the 20th week of your pregnancy your uterus should grow about 1cm (0.39")every week. If…


Pregnancy Week 19

Howbig is your baby? This week your baby measures 15.3cm (6.02 inches) and weighs in at around 240g (8.47ounces). Your baby's weight will increase more than 15 times between now and when you give birth. Your baby's development If you are having a girl, then you will find that she already has primitiveegg cells in her ovaries! Girls are born with all the eggs they will ever have intheir life time already in their ovaries. Over the next few days the vernix caseosa will begin to form over your baby's body.This is a creamy looking substance which forms as a…

Pregnancy Week 18

How big is your baby? This week your baby measures 14.2cm (5.59 inches) and weighs in at around 190g (6.70ounces). Your baby's development Your baby's pads on his/her fingers and toes will begin to form the characteristicswirls and creases of finger and toe prints. By this week meconium - which is the early fecal waste matter - will start to accumulatein the babys bowels. Meconium is made up of a number of different materials suchas; cell loss, digestive secretions, amniotic fluid, etc. By the middle of the week your babys eyes will now look forward rather than to thesides and…

Pregnancy Week 17

How big is your baby? The crown to rump length is now up to 13cm (5.12 inches) and the weight is now around140g (4.94 ounces), which is double what it was 2 weeks ago. How big are you? Your uterus is now about 2 inches (5cm) below your bellybutton. You are now showingquite a bit and there is an obvious swelling in your lower abdomen. By this time maternity clothingis a must for comfort sake, as you would have probably gained about 5-10 pounds (2.3-4.6 kg) by now. How is your baby developing and growing There is a definite change…

Pregnancy Week 16

How big is your baby? This week your baby measures 11.6cm (4.57 inches) and weighs in at around 100g (3.53ounces). Your baby's development continues this week to be fast, and this willlead to you noticing an increase in weight gain. Your baby's development You may be able to feel your baby move now! Many women describe this as the feeling of a gasbubble moving about, other describe it as pop corn popping. If you can't feel yourbaby move, there is no need to panic as you should start feeling it move soon, usuallybetween 16-24 weeks. By now your baby's head…

Pregnancy Week 15

How big is yourbaby? This week your baby measures 10.1cm (3.98 inches) from crown to rump and weighsin at around 70g (2.47 ounces). It is about the size of a softball. Your babys growthover the next few months is going to faster than it has, or will. Your baby's development If this is your first pregnancy, then it may be to early too feel any movement,although you should start to feel movement with in the next few weeks. If this isnot your first pregnancy, then you may start to feel your baby move around this time, as it is not…

Pregnancy Week 14

How big is your baby? This week your baby measures 8.7cm (3.42 inches) and weighs in at around 43g (1.52ounces). This is about the size of your fist. Your baby's development Your babys ears have now moved from their normal position from the neckto the side of the head, and although the eyes are still moving to their final restingplace it wont be long until they settle. Your babys hands continue to develop and are now becoming more and more functional - as your baby is beginning to use his/her thumb and fingers. There has been lots of development around…

Pregnancy Week 13

How big is yourbaby? Your baby now measures 7.4cm (2.91 inches) and weighs about 23 grams (0.81 ounce).It is about the size of a peach. Your baby's development One striking change in your baby's growth is the slowdown of the developmentof his/her head in comparison to the rest of the body. At this stage the head isstill about half the length of the crown to rump measurement, but by the time youare in your 21st week this will have changed to about a third of the crown to rumpmeasurement. Your baby's face is also starting to look more human like.…

Pregnancy Week 12

How big is your baby? Your baby is now measuring about 5.4cm, which is 2.13 inches and weighs about 14grams, which is about 0.49 ounce. Your baby's development Few Few new structures are formed during the course of this week but those thatare already forming will continue to grow and develop.   At your 12 week check up you may be able to hear the sound of your baby's heartbeating with the aid of a doppler, which is a special listening device. It magnifiesyour baby's heart beat so that you and your partner can hear it. If you dont hearthe…

Pregnancy Week 11

How big is your baby? By the end of this week your baby's crown to rump measurement will be 4.1cm (1.61inch)and should be weighing about 7 grams, which is 0.25 ounce. At the moment your babyis about the size of a large lime.   Your baby's development Week 11During the next 3 weeks your baby willdouble in length. Your babys external genitalia are beginning to show distinguishing features now,however development into either male or female will only be complete in the next3 weeks. You can view a video on genitalia formation in our pregnancy media section. Babys eyes are still…