| Slope Classes (%) | Area covered Ai (ha) | % of covered area | Average slope Si (%) | Weighted slopes: Ai × Si (ha) |
| 0 - 6 | 4620.871 | 12.72 | 3 | 13,862.612 |
| 6 -16 | 7292.557 | 20.08 | 11 | 80,218.126 |
| 16 - 40 | 20,271.042 | 55.80 | 28 | 567,589.181 |
| 40 - 60 | 3819.932 | 10.51 | 50 | 190,996.581 |
| 60 - 90 | 322.080 | 0.89 | 75 | 24,155.998 |
| Total | 36,326.481 | 100.00 | 24* | 876,822.498 |