There should be no difference between days.
Doesn't anyone know the food pyramid?you say you go by the food pyramid and then throw out this ratio. does your little pyramid have a base 4x the next level up? no. you shouldn't be eating that many carbs.
.4 grams/lb for sedentary adult
.5-.7 grams/lb for Recreational exerciser, adult
.6-.7 grams for Endurance athlete, adult
.7-.9 grams/lb for Growing Teenage Athlete
.7-.8 grams/lb for adults building muscle mass
.8-.9 grams/lb for athete restricting calories
.9 grams/lb for Estimated upper requirement for adults
.5-.9 grams/lb for Average Protein Intake of Male endurance athletes
.5-.8 grams/lb for Average protein intake of female athletes.