Dog Weight   Grams per Day
33 lb (15 kg)   229 to 362
44 lb (20 kg)   284 to 449
55 lb (25 kg)   335 to 531
66 lb (30 kg)   384 to 609
77 lb (35 kg)   432 to 684
88 lb (40 kg)   477 to 756
99 lb (45 kg)   521 to 825
110 lb (50 kg)   564 to 893
121 lb (55 kg)   606 to 959
132 lb (60 kg)   647 to 1024
143 lb (65 kg)   687 to 1087
154 lb (70 kg)   726 to 1150
176 lb (80 kg)   802 to 1271
198 lb (90 kg)   876 to 1388