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Baby Milk Intake Calculator

Bottle volumes per feed and per day by your baby's weight and age, with the feeding interval.

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Baby Growth Percentile CalculatorWeight, length and head circumference percentiles from the WHO Child Growth Standards, 0-24 months.Caffeine intake calculatorEstimate a safe daily caffeine limit for a healthy adult.Daily sugar intake calculatorFind your WHO free-sugar limit from your daily calorie intake.Fiber intake calculatorFind your recommended daily fiber from sex and age (IOM).Sodium intake calculatorSee your recommended daily sodium limit based on age.Water intake calculatorEstimate how much water to drink per day.Gestational Age CalculatorGestational age in weeks and days from your LMP, due date or conception date, with trimester and EDD.hCG Doubling Time CalculatorCompute the doubling time and percentage rise between two hCG results, read against the expected range for the level reached.

Baby Milk Intake Calculator works straight from this page — free, instant, nothing to install. It sits under Pregnancy & baby in our catalogue, alongside Baby Growth Percentile Calculator and Caffeine intake calculator.

How to use it

  1. Open the tool — no signup or install needed.
  2. Enter your input or adjust the available options.
  3. Get your result instantly, then copy or download it.

Frequently asked questions

What is Baby Milk Intake Calculator?

Bottle volumes per feed and per day by your baby's weight and age, with the feeding interval.

When would I actually use this?

Placing a pregnancy on the calendar: the estimated due date, the current week, and when the usual appointments and screenings fall.

What is the most common mistake?

Reading the due date as a deadline. It is a median: fewer than one birth in twenty happens on it, and a normal term spans several weeks around it.

How is Baby Milk Intake Calculator different from Baby Growth Percentile Calculator?

They sit next to each other but answer different questions: Baby Growth Percentile Calculator is the one to open when you need it to weight, length and head circumference percentiles from the WHO Child Growth Standards, 0-24 months. Pick whichever matches what you're starting from — both are free.

Is there a tool for the next step?

Caffeine intake calculator is the closest one after this: Estimate a safe daily caffeine limit for a healthy adult.

What else is worth having open alongside it?

Daily sugar intake calculator and Fiber intake calculator — they come up in the same task often enough to be worth a second tab.

Where do the figures come from?

Dating follows Naegele's rule (280 days from the last period) or the transfer date for assisted conception. An early ultrasound is more accurate than any calculation and takes precedence over it.

Further reading

All guides →
ExplainerHow Much Milk Does a Baby Need? The Rule of Thumb and Its LimitsA formula-fed baby takes roughly 2.3 fl oz per pound of body weight per day in the first months, split across the day's feeds. Here is the table by age and weight, why breastfed babies are not measured this way, and the signs that outrank any number.ExplainerhCG Doubling Time, and What a Single Number Cannot Tell YouDoubling time is ln(2) times the interval divided by the natural log of the ratio. Here it is derived and worked on real pairs, with the two things most often got wrong online: the expected rate slows as the level rises, and a single value is meaningless because the reference range at one gestational week can span more than two hundredfold.ExplainerImplantation Timing and the Window That Decides a Test ResultHow early you can test is the sum of three delays: when implantation happens, how fast hCG climbs from that moment, and what the test can detect. Each one is measured in the literature, so the chain can be computed end to end — and it explains exactly why an early negative is so often wrong.ExplainerHow Much Caffeine Is Safe Per Day?The 400 mg daily guideline for adults, how much caffeine is in coffee, tea, cola and energy drinks, and why sensitivity varies from person to person.ExplainerHow Much Fiber Per Day Do You Need?Daily fiber targets of 25 to 38 grams by sex and age, why fiber matters for digestion and heart health, and the best food sources to hit your goal.ExplainerHow Much Sodium Per Day Is Safe?The 2,300 mg FDA limit, the 1,500 mg ideal from the AHA, and why most sodium is hidden in packaged food — plus how to read labels and cut back.