When the animal is in an ideal body condition, weight stable, and otherwise healthy, this author recommends feeding the amount of
food the animal is currently consuming provided an
accurate and detailed diet
history is available.
«As to satellites, the data are quite difficult to interpret in a qualitatively
accurate manner (there is a long
history of corrections of past shortcomings to improve the data products), and the data are not the temperature that most of us live in and grow our
food in down here at the surface, but instead some moderately complicated average of conditions above us somewhere in the atmosphere (much better definitions can be given, but the satellites measure some weighted average up there rather than the surface down here).