Free tools
Calculators for your pond
Quick sums for everyday pond decisions. They use the same maths as the Zoventa Advisor, so the answers match whichever you ask.
Feed calculator
Daily feed, meals per day and a stocking check, from fish count, average weight and water temperature.
Open the feed calculator →Season feed plan
Feed for the whole season, stage by stage: which grade, how many bags, and a week-by-week schedule. An estimate.
Open the season feed plan →FCR calculator
Feed conversion ratio: the feed you gave divided by the weight your fish gained.
Open the fcr calculator →Pond calculator
Water area in acres and hectares, and volume in cubic metres and litres, in metres or feet.
Open the pond calculator →
Not sure which numbers to use?
Tell the advisor about your pond in your own words. It runs these calculations for you.