In cage fish farming, feed is usually the biggest cost by far, and survival rate decides whether the season pays. This issue walks through the economics of one tilapia cage, shows you how to work out your cost per kilo and break-even price, and explains the four levers that move profit most. The download is a calculator with a “what if” table for survival and price.
How a cage makes (or loses) money
A cage cycle is simple on paper: you stock fingerlings, feed them for several months, and sell what survives by weight. Every shilling of profit comes from four numbers:
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