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Last updated: Aug 9, 2026

Firehouse Subs

USDA Choice Roast Beef

Large Sub MeatsPopular

Firehouse Subs USDA Choice Roast Beef is protein-leaning, with about 78% of macro calories from protein. Each serving has 243 calories, 36.5g protein, 0g carbs, and 4.6g fat, making it a stronger fit for high-protein restaurant planning.

6 Ounces

Serving Size

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243

Calories

Per serving

36.5 g

Protein

0 g

Carbs

4.6 g

Fat

Nutrition Facts

Amount per serving

Calories243 kcal

% Daily Value*

Total Fat 4.6 g6%

Saturated Fat 1.5 g8%

Trans Fat 0 g—

Cholesterol 77 mg26%

Sodium 1,094 mg48%

Total Carbohydrate 0 g0%

Dietary Fiber 0 g0%

Total Sugars 0 g—

Protein 36.5 g73%

Vitamin A—

Vitamin C—

Vitamin D—

Calcium—

Iron—

Potassium—

Caffeine—

* The % Daily Value tells you how much a nutrient in a serving contributes to a daily diet.

Nutrition Breakdown

243

kcal

Protein36.5 g (78%)

Carbs0 g (0%)

Fat4.6 g (22%)

Estimated calorie contribution using 4 kcal/g for protein and carbohydrates and 9 kcal/g for fat.

Meal Planning Insights

Protein density10/10

78% of macro calories come from protein.

Satiety index10/10

Estimated from protein, fiber, calories, and fat balance.

Activity estimate61 min walk

About 24 minutes of running for these calories.

Key Nutrients

Protein 36.5 g73%

Fiber 0 g0%

Sodium 1,094 mg48%

Sugars 0 g—

Saturated Fat 1.5 g8%

How we calculate these values

Diet Compatibility

High protein10/10 protein density from 36.5g protein and 243 calories.Yes

Lower carb0g carbs per serving.Yes

Low fat4.6g total fat per serving.No

High sugar0g total sugars per serving.No

High sodium1,094mg sodium per serving.Yes

Vegetarian source flagNo vegetarian flag is published for this item.Not flagged

Ingredients

BEEF, WATER AND LESS THAN 2% OF SALT, DEXTROSE, SODIUM LACTATE, SODIUM PHOSHPATE, SODIUM DIACETATE AND NATURAL FLAVORINGS. COATED WITH: DEXTROSE, CARAMEL COLOR, SALT, CELLULOSE POWDER, FLAVORINGS, WORCESTERSHIRE FLAVOR BASE (WATER, VINEGAR, AUTOLYZED YEAST…

Compare with other items

Select up to 3 items to compare calories, protein, sodium, and macros.

Quick comparisons

USDA Choice Roast Beef has 93 more calories than 1% Chocolate Milk and 29.5g more protein. Compare

USDA Choice Roast Beef has 153 more calories than 1% Milk and 29.5g more protein. Compare

1% Chocolate Milk150 kcal · 7 g protein1% Milk90 kcal · 7 g protein5-Cheese Mac & Cheese380 kcal · 17 g proteinApple Juice100 kcal · 0 g proteinAu Jus Bell Peppers5 kcal · 0.2 g proteinAu Jus Bell Peppers3 kcal · 0.1 g protein

Compare with 1% Chocolate Milk

USDA Choice Roast Beef Compared With Nearby Items

Firehouse Subs USDA Choice Roast Beef is listed in the Large Sub Meats category with 243 calories, 36.5g protein, 0g carbs, and 4.6g fat per serving.

Data Source and Methodology

Nutrition values for USDA Choice Roast Beef are maintained in Nutrimetry from restaurant-published menu data and were last checked on Aug 9, 2026. Macro percentages use 4 calories per gram for protein and carbohydrates and 9 calories per gram for fat.

Read the data methodology

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