As carbohydrates should account for 900 to 1,430 of these calories, you should eat 225 to 357.5 grams of carbs each day. If you are between the ages of 31 and 50, these values decrease to 2,000 calories and between 225 and 325 grams of carbs every day.he number of calories that a woman should consume each day varies with her age and level of physical activity. Regardless of these differences, the 2010 Dietary Guidelines for Americans recommends that carbohydrates account for 45 to 65 percent of your total calories.