Child Adult Height Predictor (Tanner Mid-Parental Target)

Estimate a child’s genetic adult stature potential from parental heights.

Mid-Parental Target Adult Height
177.5 cm
Lower 95% Genetic Bound (−8.5 cm) 169 cm
Upper 95% Genetic Bound (+8.5 cm) 186 cm
Target Height in Inches 69.88 in
Inputs
cm
Biological father’s standing height in centimeters.
cm
Biological mother’s standing height in centimeters.
cm offset
Enter +13 cm for a boy or −13 cm for a girl (Tanner sex offset).
Results & Graph
Mid-Parental Target Adult Height
177.5 cm
Lower 95% Genetic Bound (−8.5 cm)
169 cm
Upper 95% Genetic Bound (+8.5 cm)
186 cm
Target Height in Inches
69.88 in

Mid-Parental Target Adult Height

Graph 1 • Father Height Cm Sensitivity Recalculates the domain equation across 50% to 150% of the primary input while holding other parameters constant.
0 cm 119.9 cm 239.8 cm 50%: 133 cm 133 50% 75%: 155.25 cm 155.3 75% 100%: 177.5 cm 177.5 100% 125%: 199.75 cm 199.8 125% 150%: 222 cm 222 150%
Graph 2 • Primary & Supporting Metric Comparison Compares the primary output alongside supporting domain benchmarks.
Mid-Parental Target Adult Height 177.5 cm Lower 95% Genetic Bound (−8.5 cm) 169 cm Upper 95% Genetic Bound (+8.5 cm) 186 cm Target Height in Inches 69.88 in
Graph 3 • Exact Output Table & Units Displays each calculated output in its exact domain unit.
Mid-Parental Target Adult Height177.5 cmLower 95% Genetic Bound (−8.5 cm)169 cmUpper 95% Genetic Bound (+8.5 cm)186 cmTarget Height in Inches69.88 in
Summary: Tanner mid-parental target height is 177.5 cm (69.9 inches), with a 95% genetic range of 169–186 cm.
Summary: Tanner mid-parental target height is 177.5 cm (69.9 inches), with a 95% genetic range of 169–186 cm.

Formula & Mathematical Methodology: Child Height Reference Equation

MidParentalHeight = (fatherHeightcm + motherHeightcm + childSexFactor) / 2
MidParentalHeight = (fatherHeight_cm + motherHeight_cm + childSexFactor) / 2
  • fatherHeightCm: Father Height Cm (cm)
  • motherHeightCm: Mother Height Cm (cm)
  • childSexFactor: Child Sex Factor (cm offset)

Rounding: Intermediate calculations retain full IEEE-754 floating-point precision; displayed clinical and fitness metrics round to 1 or 2 decimal places.

Worked Example: Benchmark Scenario: Child Height

Estimate a child’s genetic adult stature potential from parental heights.

  1. Enter your current anthropometric, laboratory, or training measurements in the units indicated.
  2. Substitute the values into the reference formula: MidParentalHeight = (fatherHeight_cm + motherHeight_cm + childSexFactor) / 2.
  3. Compare the primary output and supporting thresholds across all three custom SVG charts.
Result: Evaluates Child Height using MidParentalHeight = (fatherHeight_cm + motherHeight_cm + childSexFactor) / 2.

Frequently Asked Questions

How is the Child Adult Height Predictor (Tanner Mid-Parental Target) calculated?

It evaluates MidParentalHeight = (fatherHeight_cm + motherHeight_cm + childSexFactor) / 2 using your entered parameters and displays supporting clinical or training thresholds alongside three interactive SVG visualizations.

Can I compare multiple scenarios side by side?

Yes. Click the Compare button in the results panel to pin up to 3 input scenarios and inspect how changing any parameter shifts the outcome.

Are my health or fitness inputs stored on any server?

No. Every calculation executes 100% inside your browser tab so sensitive health and wellness numbers never leave your device.

Health & Fitness • Pregnancy & Maternal Guide

How to Use the Child Adult Height Predictor (Tanner Mid-Parental Target): Practical Guide & Visual Analysis

Calculate mid-parental target adult height and ±8.5 cm genetic reference interval using the Tanner equation. Adjust the inputs above to view instant numerical outputs, three custom domain-specific SVG graphs, and reference methodology. Whether you are researching child adult height predictor (tanner mid-parental target), child height, child adult height predictor, pregnancy & maternal calculator, this interactive tool helps you calculate mid-parental target adult height and ±8.5 cm genetic reference interval using the Tanner equation.

Interpreting the 3 Custom Visual Graphs & Key Outputs

As you adjust Father Height Cm, Mother Height Cm, Child Sex Factor, the calculator immediately computes Primary physiological or clinical metric, Supporting reference benchmarks, 3-Panel custom domain SVG visualization and updates all three domain-specific SVG charts in real time. Instead of relying on a single static figure, you can inspect the primary domain diagram, component breakdown, and multi-point trajectory curve to see how changing your inputs shifts the final result. Use the Compare (up to 3 scenarios) button to evaluate side-by-side variations before making a decision.

Real-World Benchmark & Planning Tips (Global Clinical & Exercise Physiology Reference)

In our benchmark scenario (Benchmark Scenario: Child Height), Evaluates Child Height using MidParentalHeight = (fatherHeight_cm + motherHeight_cm + childSexFactor) / 2. Keep in mind that uses peer-reviewed population equations and standard physiological constants. For related calculations in Health & Fitness, explore BMI Calculator (Body Mass Index), Calorie Needs & TDEE Calculator, Body Fat (US Navy), Lean Body Mass & Body Surface Area Calculator.