Find how many days a bag of pet food lasts at a given daily amount.
Converting the bag's weight to grams and dividing by the daily feeding amount tells you how many days it lasts. From that you can plan purchase frequency. Knowing how long a bag lasts prevents running out and lets you compare whether a bigger bag is actually better value over time.
Food Per Bag Duration
Days = bag weight (g) / daily grams fed
Days = bag weight (g) / daily grams fed Converting the bag's weight to grams and dividing by the daily feeding amount tells you how many days it lasts. From that you can plan purchase frequency.
Knowing how long a bag lasts prevents running out and lets you compare whether a bigger bag is actually better value over time.
This calculator takes 2 inputs: Bag weight, Daily feeding. The pre-filled defaults are a realistic starting point — replace them with figures from your own environment for a result you can act on.