1/2 a cup of Nubi Yogurt is equal to 4 oz. 4 oz. is equal to 80 calories. So, if you want a low calorie treat a 1-1/2 cup of Nubi Yogurt is aprox 250 calories. This is a very generous portion. A large chocolate muffin with chocolate chips is over 600 calories or a slice of chocolate cake with frosting is 400 calories.