In collaboration with the University of Liverpool UK, WALTHAM published The WALTHAM S.H.A.P.E.™ Guides:
A simple, reliable tool for owners to assess the body condition of their dog or cat. (German AJ, Holden SL, Moxham GL, Holmes KL, Hackett RM, Rawlings JM. 2006. J Nutr 136:2031S-2033S)
In 2001 WALTHAM published the WALTHAM Faeces Scoring System
A useful tool for both veterinarians and pet owners for consistent and objective measurement and subsequent comparison in the changes observed in faeces quality in cats and dogs.