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Both calculators run independently — change the inputs on either side to compare results.

Gestational Diabetes Risk Calculator

Estimate your gestational diabetes risk score using BMI, age, family history, prior GD, and ethnicity. Use this during pregnancy planning or early prenatal care to identify and discuss risk factors with your provider.

Pre-pregnancy BMI (kg/m²)

Maternal Age (years)

Family History of Diabetes

Previous Gestational Diabetes

Ethnicity Risk Factor

Fill in the required fields to see your result.

Pregnancy

Pregnancy Weeks to Months Converter

Convert pregnancy weeks and days into months and identify your trimester, using either calendar months or four-week 'lunar' months — the two conventions that cause confusion.

Completed weeks of pregnancy (weeks)

Additional days (days)

Month convention

Months and trimester

4.6 months (2nd trimester)

Key differences

	Gestational Diabetes Risk Calculator	Pregnancy Weeks to Months Converter
Category	Pregnancy	Pregnancy
Inputs required	5	3
Result	Risk Score (%)	Months and trimester
What it does	Estimate your gestational diabetes risk score using BMI, age, family history, prior GD, and ethnicity. Use this during pregnancy planning or early prenatal care to identify and discuss risk factors with your provider.	Convert pregnancy weeks and days into months and identify your trimester, using either calendar months or four-week 'lunar' months — the two conventions that cause confusion.