Goody Adjustment Formula:
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The Goody Pet Puppy Weight Calculator estimates a dog's adult weight based on its current weight and age using the Goody adjustment formula. This simple calculation helps pet owners anticipate their puppy's growth.
The calculator uses the Goody adjustment formula:
Where:
Explanation: The formula assumes linear growth rate and projects the puppy's weight at 52 weeks (1 year) based on its current growth rate.
Details: Knowing a puppy's expected adult size helps with proper nutrition planning, crate/harness sizing, and anticipating space requirements. It's especially useful for mixed-breed dogs where adult size is uncertain.
Tips: For best results, weigh your puppy at multiple points and average the projections. The formula works best between 8-16 weeks of age. Always measure weight accurately using a pet scale.
Q1: How accurate is this calculation?
A: It provides a rough estimate. Accuracy varies by breed, with large breeds often growing slower than predicted and small breeds sometimes reaching adult size before 1 year.
Q2: When is the best time to calculate?
A: Between 12-16 weeks typically gives the most reliable estimate, as growth rates stabilize after initial rapid growth.
Q3: Should I use pounds or kilograms?
A: The calculator uses kilograms for precision, but you can convert (1 kg = 2.2 lbs) if needed.
Q4: What about giant breed puppies?
A: Giant breeds may continue growing beyond 1 year. This calculator may underestimate their final adult weight.
Q5: Can I use this for mixed breed puppies?
A: Yes, it works for all puppies, though mixed breeds may be harder to predict if parent sizes vary greatly.