If food production doesn't rise, it'd take 200 days for Dwilight to completely run out of food, under perfect conditions.
Google Drive Share Link for Dwilight Food PredictionsIf you see any errors, or have questions about any of the equations or numbers, feel free to speak up.
My goal, by doing this, was not to manipulate. It was to provide the best tool I could possibly build to help get a better estimate of Dwilight's food situation, as the numbers that are always given always seem exaggerated and do not consider fundamentally significant data like rot.