Adult Weight 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 assumes the puppy grows at a consistent rate until adulthood (1 year/52 weeks).
Details: Knowing the expected adult size helps with proper nutrition planning, crate/supply purchases, and health monitoring.
Tips: Weigh your puppy accurately and enter its exact age in weeks (1-52) for best results. This method works best for puppies 12-20 weeks old.
Q1: How accurate is this calculator?
A: It provides a rough estimate. Growth rates vary by breed, nutrition, and genetics. Large breeds may continue growing beyond 52 weeks.
Q2: Can I use this for mixed breed puppies?
A: Yes, but accuracy may be lower without knowing the breed mix. Consider parent sizes if known.
Q3: What if my puppy is older than 52 weeks?
A: This calculator is designed for puppies. Dogs older than 1 year are likely at or near their adult weight.
Q4: Why 52 weeks?
A: Most dogs reach adult size by 1 year (52 weeks), though giant breeds may take 18-24 months.
Q5: Can I use pounds instead of kilograms?
A: The calculator uses kg. To convert pounds to kg, divide pounds by 2.205.