One 100 g serving of beef, tenderloin, separable lean and fat, trimmed to 1/8" fat, prime, raw has 274 calories, 0 g of carbs, and 0 g of fiber.
Full macro and micronutrient breakdown, plus how this compares across diets, is on the Beef, tenderloin, separable lean and fat, trimmed to 1/8" fat, prime, raw nutrition facts page.