Docs
Dog Age Calculator — Human Years by Breed Size
Technical reference documents covering the formulas, methodology, and data behind Dog Age Calculator — Human Years by Breed Size. Use these to understand exactly how calculations are performed.
AVMA Breed-Size Chart vs UCSD Epigenetic Formula Explained
How the AVMA breed-size method and the UCSD epigenetic DNA formula for dog age actually work, what each one measures, and when to trust each.
Read doc →Dog Life Stage Chart: Puppy to Senior by Breed Size
Reference chart for when dogs move from puppy to adult to senior by breed size, based on AAHA and AKC life-stage guidelines.
Read doc →