| Item | Production performance | ||
| Without CCH | With CCH | % change | |
| Survival rate | 48% | 34% | 29 |
| Feed-conversion rate | 2.52 | 3.28 | 30 |
| Culture period | 6 months | 6 months | Nil |
| Yield per hectare | 9166.67 kg | 7035.71 kg | 23.25 |