One 100 g serving of pork loin, fresh, backribs, bone-in, cooked-roasted, lean only has 255 calories, 0 g of carbs, and 0 g of fiber.
Full macro and micronutrient breakdown, plus how this compares across diets, is on the Pork loin, fresh, backribs, bone-in, cooked-roasted, lean only nutrition facts page.