The follow data has been taken from the U.S. Department of Agriculture, Agricultural Research Service. 2013. USDA National Nutrient Database for Standard Reference, Release 26. Nutrient Data Laboratory, Link
The only entry for goat was cooked and roasted. Therefore we compared meats that could be potentially cooked for a roast dinner. The cuts are given after the table.
17169, Game meat, goat, cooked, roasted
17012, Lamb, domestic, leg, whole (shank and sirloin), separable lean and fat, trimmed to 1/4″ fat, choice, cooked, roasted
10011, Pork, fresh, leg (ham), whole, separable lean only, cooked, roasted
13399, Beef, round, bottom round, roast, separable lean and fat, trimmed to 0″ fat, all grades, cooked, roasted
17103, Veal, leg (top round), separable lean only, cooked, roasted
05112, Chicken, roasting, meat and skin, cooked, roasted