A worked example
One 3 kg bag at 120 g per day
- Start with
- Metric: 3 kg×1 · 120 g/day · start 2026-10-01 · 5-day lead
- Check the result
- 25 days · finish October 25 · reorder October 20
The start date counts as the first feeding day.
Everyday tool
Pet Food Duration & Cost Calculator
When will your food supply run out? Use stock and daily servings to estimate finish date, reorder date, and cost.
You enter the serving amount; this does not assess calories or nutrition
Food stock plannerSee when food runs out and what it costs per month.
Stock & costEnter the prescribed daily amount
This tool schedules food based on the amount you enter. It does not determine the right calorie intake or serving for your pet.
Food plan
Your current stock lastsAbout 25.1 days6.6 lb in stock
Estimated finishNov 4, 2026
Reorder byOct 30, 2026
Per meal2.1 oz
Food per month7.99 lb
Bags per month1.21 bags
Cost per month$42.37
Follow the food label and your veterinarian’s guidance, especially for growth, pregnancy, illness, allergies, or weight management.
Food stock
Enter bag size and the total daily amount
Match the food remaining
Enter bag size and the number of bags. For a partly used bag, a fractional bag count can represent the remaining stock.
Use the full daily serving
Enter the total daily amount, then meals per day to split it. If pets share the food, use their combined daily consumption.
Reorder ahead of the finish date
Choose the feeding start date and reorder lead time. Check the date before stock runs out alongside delivery and storage requirements.