Calculator online will help you to learn the rate of weight and growth of your infant.
In infancy the child is very rapidly gaining weight and by 6 months it doubled, but to the year it tripled.
Aged 1 to 6 months, the monthly weight gain every month is 700 gr.
At the age of 6 months to 1 year, the monthly increase is 600 gr.
Increase in height of a child aged 1 to 3 months, is 3 cm per month.
At the age of 3 months up to 6 months the baby gains each month by 2.5 cm.
Aged 6 months to 9 months increase each month is 1.5 cm.
At the age from 9 months to 1 year child gains at 1 cm per month.