| Ingredient | Cey.Rs./50 kg | Increase | Cey.Rs./kg | ||
| Oct. 1979 | Oct. 1980 | Cey.Rs. | % | Oct. 1980 | |
| Meal made from dried fish | 150 | 100 | (50) | (33) | 2.00 |
| Fish meal (CFC) | 350 | 400 | 50 | 14 | 8.00 |
| Fish meal, Indian | 450 | 450 | 0 | 0 | 9.00 |
| Rice bran I | 25 | 30 | 5 | 20 | 0.60 |
| Rice bran II | 50 | 55 | 5 | 10 | 1.10 |
| Poonac I | 50 | 100 | 50 | 100 | 2.00 |
| Poonac II | 70 | 130 | 60 | 86 | 2.60 |
| Wheat bran | 30 | 70 | 40 | 133 | 1.40 |
| Maize meal | 105 | 200 | 95 | 90 | 4.00 |
| Blood meal | 280 | 250 | (30) | (11) | 5.00 |
| Flour mill sweepings | 105 | 150 | 45 | 43 | 3.00 |
| Brewers dried yeast | 300 | 6.00 | |||
| Meat meal | 300 | 6.00 | |||
| Broken rice | 175 | 3.25 | |||
Note: Figures in parenthesis indicate a decrease
Source: D.E.M. Weerakoon, Ministry of Fisheries, Colombo
