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Puppy Predictor

German Shepherd Size Calculator

How big will my German Shepherd get? Predict adult weight and track your puppy's development.

Breed Overview

About the German Shepherd

Confident, courageous, and smart

Group

Herding

Size Category

Large

Lifespan

7-10 years

Full Maturity

18 months

Diet & Nutrition

Protein-rich diets are essential for GSD muscle development, but avoid excess calcium which can harm bone growth.

Temperament Traits

ConfidentCourageousSmartWatchfulAlertCurious

Growth & Height Benchmarks

Expected Adult Weight

50-90lbs
Professional photograph of a German Shepherd - German Shepherd growth standards

Typical Male

65-90 lbs

24-26" tall

Typical Female

50-70 lbs

22-24" tall

Growth Nuance

German Shepherds grow tall very quickly, but their joints are sensitive. It's vital to monitor their growth speed to prevent future hip issues.

How the German Shepherd Calculator Works

1

High-Sensitivity Dynamic Modeling

We use a proprietary High-Sensitivity Dynamic Model calibrated specifically for German Shepherd development. This accounts for the biological reality that growth velocity decelerates sharply as a puppy matures, ensuring pinpoint accuracy for both 8-week-old puppies and older teenagers.

2

Maturity Window Calibration

A German Shepherd typically reaches its full skeletal structure around 18 months. Our algorithm applies a specific maturity multiplier that adjusts the projection as your puppy approaches this target window.

3

Standard Deviation Check

Every projection is cross-referenced against the German Shepherd breed standard (50–90 lbs). While estimates can begin at 6 weeks, data collected after the 12-week mark provides the highest statistical confidence.

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