Adult Size Formula:
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Definition: This calculator estimates a puppy's adult weight based on its current weight and age in weeks.
Purpose: It helps pet owners and breeders predict how large their puppy will grow to be as an adult.
The calculator uses the formula:
Where:
Explanation: The formula calculates the puppy's growth rate per week and projects it to 52 weeks (1 year), which is when most dogs reach their adult size.
Details: Knowing your puppy's expected adult size helps with proper nutrition planning, crate and bed sizing, exercise requirements, and overall care planning.
Tips: Enter the puppy's current weight in kilograms and age in weeks. For best results, weigh your puppy weekly and track changes.
Q1: How accurate is this calculation?
A: This method is most accurate for puppies between 8-16 weeks old. Results may vary by breed and individual growth patterns.
Q2: Does this work for all dog breeds?
A: It works best for medium-sized breeds. Giant breeds may grow longer than 52 weeks, while small breeds may reach adult size earlier.
Q3: What if my puppy is under or overweight?
A: The calculation assumes normal growth. Consult your vet if you're concerned about your puppy's weight.
Q4: Can I use pounds instead of kilograms?
A: The calculator uses metric units. Convert pounds to kg by dividing by 2.205.
Q5: When should I be concerned about my puppy's growth?
A: If the predicted adult size seems extremely high or low for the breed, consult your veterinarian.