| Particulars | Mar 2026 (Rs.Cr) | Mar 2025 (Rs.Cr) | Mar 2024 (Rs.Cr) | Mar 2023 (Rs.Cr) | Mar 2022 (Rs.Cr) | Mar 2021 (Rs.Cr) |
| | | | | | |
| Operating Income | 10354.39 | 9016.32 | 8422.13 | 9316.34 | 8309.22 | 8522.89 |
| Excise Duty | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Net Operating Income | 10354.39 | 9016.32 | 8422.13 | 9316.34 | 8309.22 | 8522.89 |
| Other Income | 3123.21 | 1741.68 | 2073.95 | 854.48 | 1047.60 | 1380.82 |
| Stock Adjustments | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Total Income | 13477.60 | 10758.00 | 10496.08 | 10170.82 | 9356.82 | 9903.71 |
| | | | | | |
| Power & Fuel Cost | 837.49 | 814.53 | 847.11 | 966.07 | 865.75 | 877.93 |
| Operating Expenses | 557.83 | 467.95 | 358.76 | 352.81 | 317.75 | 512.47 |
| Employee Cost | 1732.69 | 2231.67 | 1682.38 | 1598.45 | 1723.36 | 1393.91 |
| Selling & Administrative Expenses | 2990.57 | 1500.65 | 1976.51 | 899.95 | 833.37 | 873.18 |
| Miscellaneous Expenses | 1386.85 | 365.72 | 370.78 | 800.08 | 1724.43 | 420.28 |
| Less : Pre-operative Expenses Capitalised | 678.35 | 894.66 | 872.35 | 556.03 | 576.17 | -96.81 |
| Total Expenditure | 6827.08 | 4485.86 | 4363.19 | 4061.33 | 4888.49 | 4174.58 |
| Operating Profit | 6650.52 | 6272.14 | 6132.89 | 6109.49 | 4468.33 | 5729.13 |
| Interest | 1408.97 | 1147.03 | 748.55 | 524.86 | 565.67 | 575.29 |
| Gross Profit | 5241.55 | 5125.11 | 5384.34 | 5584.63 | 3902.66 | 5153.84 |
| Depreciation | 1889.69 | 1125.06 | 1111.00 | 1145.44 | 1126.22 | 1228.65 |
| Profit Before Tax | 3351.86 | 4000.05 | 4273.34 | 4439.19 | 2776.44 | 3925.19 |
| Tax | 662.00 | 672.65 | 783.19 | 760.72 | 726.23 | 714.17 |
| Fringe Benefit tax | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Deferred Tax | -927.94 | 243.42 | -231.65 | -155.32 | -1487.50 | -34.04 |
| Reported Net Profit | 3617.80 | 3083.98 | 3721.80 | 3833.79 | 3537.71 | 3245.06 |
| Extraordinary Items | -1389.08 | -175.92 | -164.27 | 23.15 | -340.21 | -239.89 |
| Adjusted Net Profit | 5006.88 | 3259.90 | 3886.07 | 3810.64 | 3877.92 | 3484.95 |
| Adjustment below Net Profit | -67.51 | -70.55 | -119.15 | 5.15 | 15.57 | -43.16 |
| P & L Balance brought forward | 15316.16 | 14049.34 | 12126.33 | 9970.45 | 7808.95 | 5877.69 |
| Statutory Appropriations | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Appropriations | 1815.78 | 1746.61 | 1679.64 | 1671.61 | 1391.78 | 1270.64 |
| P & L Balance carried down | 17050.67 | 15316.16 | 14049.34 | 12137.78 | 9970.45 | 7808.95 |
| Dividend | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 1577.07 |
| Preference Dividend | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 | 0.00 |
| Equity Dividend % | 16.10 | 19.10 | 19.00 | 18.50 | 18.10 | 16.00 |
| Dividend Per Share(Rs) | 1.61 | 1.91 | 1.90 | 1.85 | 1.81 | 1.60 |
| Earnings Per Share-Unit Curr | 3.60 | 3.07 | 3.71 | 3.82 | 3.52 | 3.23 |
| Earnings Per Share(Adj)-Unit Curr | 3.60 | 3.07 | 3.71 | 3.82 | 3.52 | 3.23 |
| Book Value-Unit Curr | 39.79 | 38.18 | 37.11 | 35.25 | 33.34 | 31.46 |
| Book Value(Adj)-Unit Curr | 39.79 | 38.18 | 37.11 | 35.25 | 33.34 | 31.46 |