TortoiseForum.org - Here is an older thread with some very interesting discussion about using a standardized mathematical formula to determine healthy weight ranges for tortoises.
Proper Monitor Weight
Aug 2, 2012
by Editor in Chief
SSnakess - This is an interesting discussion about how to judge healthy weight for a monitor. Savannah (bosc) monitors are discussed in particular, but also all monitors in general.@ SSnakess