The image is a handwritten calculation of shrimp production costs in Kecamatan Arjasa, Indonesia

The image is a handwritten calculation of shrimp production costs in Kecamatan Arjasa, Indonesia. The calculation details the costs of various inputs, including shrimp fry, feed, probiotics, fertilizer, labor, and electricity. It then calculates the total cost per cycle, including a 10% death rate, and the net profit after accounting for the sale of shrimp. The total cost per cycle is $2,622, with a net profit of $3,378.