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CalcWolf Pregnancy बेबी वज़न परसेंटाइल
Pregnancy

What Percentile Is Your Baby?

Check your baby weight and length against WHO/CDC growth charts. See percentile ranking by age and gender.

📅 Updated April 2026 Formula verified 📖 4 min read 🆓 Free · No sign-up

Understanding

P50 = average। P3-P97 = normal। TREND matters most। Drop across 2+ lines: pediatrician visit। Indian babies may be slightly smaller than WHO charts (genetic variation) — thats normal।

Monitoring

Govt vaccination card tracks weight। Anganwadi workers weigh monthly (ICDS program)। Free nutrition supplements for underweight children through ICDS।

⚡ CalcWolf Insight

The WHO recommends using WHO growth charts for children 0-2 years (based on breastfed babies) and CDC charts for 2-20 years. Many US pediatricians still use CDC charts from birth, which can falsely flag breastfed babies as underweight after 4 months because the CDC charts were developed from a predominantly formula-fed population.

Frequently asked questions
P20 normal?
Yes — P3-97 all normal if following own curve।
Free monitoring?
Anganwadi: free monthly weighing + nutrition supplements through ICDS program।
✓ Math logic verified against primary sources → See our verification process
Kevin Glover
Founder, CalcWolf · GLVTS · Blickr
All formulas sourced from primary references — IRS publications, peer-reviewed research, and official standards. Results are tested against independent reference calculators before publishing. Rates and brackets updated when official sources change. Editorial policy →
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Found a bug or outdated data? Reports go directly to Kevin and are reviewed personally.