|                                                   |                                                                                                                                         |              |   |   |   |   |   |   |   |   |   | Exhibit      12.1 |
|--------------------------------------------------------|----------------------------------------------------------------------------------------------------------------------------------------------|-------------------|--------|--------|--------|--------|--------|--------|--------|--------|--------|-------------------|
|                                                   |                                                                                                                                         |              |   |   |   |   |   |   |   |   |   |              |   |
| GREAT      PLAINS ENERGY                               |
|                                                   |                                                                                                                                         |              |   |   |   |   |   |   |   |   |   |              |   |
| COMPUTATION      OF RATIO OF EARNINGS TO FIXED CHARGES |
|                                                   |                                                                                                                                         |              |   |   |   |   |   |   |   |   |   |              |   |
|                                                   |                                                                                                                                         | Year      to Date |   |   |   |   |   |   |   |   |   |              |
|                                                   |                                                                                                                                         | September      30 |   |   |   |   |   |   |   |   |   |              |
|                                                   |                                                                                                                                         | 2009              | 2008   | 2007   | 2006   | 2005   | 2004   |
|                                                   |                                                                                                                                         | (millions)        |
| Income      from continuing operations                 | $                                                                                                                                            | 137.0             |   | $      | 119.7  |   | $      | 120.9  |   | $      | 136.7  |              | $ | 142.9 |   | $ | 127.2 |   |
| Add                                                    |                                                                                                                                         |              |   |   |   |   |   |   |   |   |   |              |   |   |   |   |   |   |
| Equity      investment loss                            |                                                                                                                                         | 0.4               |   |   | 1.3    |   |   | 2.0    |   |   | 1.9    |              |   | 0.4 |   |   | 1.5 |   |
|                                                   | Income      subtotal                                                                                                                         |              | 137.4  |   |   | 121.0  |   |   | 122.9  |   |   | 138.6             |   |   | 143.3 |   |   | 128.7 |   |
|                                                   |                                                                                                                                         |              |   |   |   |   |   |   |   |   |   |              |   |   |   |   |   |   |   |
| Add                                                    |                                                                                                                                         |              |   |   |   |   |   |   |   |   |   |              |   |   |   |   |   |   |
| Taxes      on income                                   |                                                                                                                                         | 26.3              |   |   | 63.8   |   |   | 44.9   |   |   | 60.3   |              |   | 22.2 |   |   | 30.7 |   |
| Kansas      City earnings tax                          |                                                                                                                                         | 0.5               |   |   | 0.3    |   |   | 0.5    |   |   | 0.5    |              |   | 0.5 |   |   | 0.5 |   |
|                                                   | Total      taxes on income                                                                                                                   |              | 26.8   |   |   | 64.1   |   |   | 45.4   |   |   | 60.8              |   |   | 22.7 |   |   | 31.2 |   |
|                                                   |                                                                                                                                         |              |   |   |   |   |   |   |   |   |   |              |   |   |   |   |   |   |   |
| Interest      on value of leased property              |                                                                                                                                         | 5.2               |   |   | 3.6    |   |   | 3.9    |   |   | 4.1    |              |   | 6.2 |   |   | 6.2 |   |
| Interest      on long-term debt                        |                                                                                                                                         | 148.6             |   |   | 126.2  |   |   | 74.1   |   |   | 62.6   |              |   | 64.3 |   |   | 66.1 |   |
| Interest      on short-term debt                       |                                                                                                                                         | 8.6               |   |   | 18.2   |   |   | 26.4   |   |   | 9.2    |              |   | 4.5 |   |   | 4.3 |   |
| Other      interest expense and amortization (a)       |                                                                                                                                         | 4.4               |   |   | (1.4   | )      |   | 5.8    |   |   | 3.9    |              |   | 4.3 |   |   | 13.6 |   |
|                                                   |                                                                                                                                         |              |   |   |   |   |   |   |   |   |   |              |   |   |   |   |   |   |   |
|                                                   | Total      fixed charges                                                                                                                     |              | 166.8  |   |   | 146.6  |   |   | 110.2  |   |   | 79.8              |   |   | 79.3 |   |   | 90.2 |   |
|                                                   |                                                                                                                                         |              |   |   |   |   |   |   |   |   |   |              |   |   |   |   |   |   |   |
| Earnings      before taxes on                          |                                                                                                                                         |              |   |   |   |   |   |   |   |   |   |              |   |   |   |   |   |   |
|                                                   | income      and fixed charges                                                                                                                | $                 | 331.0  |   | $      | 331.7  |   | $      | 278.5  |   | $      | 279.2             |   | $ | 245.3 |   | $ | 250.1 |   |
|                                                   |                                                                                                                                         |              |   |   |   |   |   |   |   |   |   |              |   |   |   |   |   |   |   |
| Ratio      of earnings to fixed charges                |                                                                                                                                         | 1.98              |   |   | 2.26   |   |   | 2.53   |   |   | 3.50   |              |   | 3.09 |   |   | 2.77 |   |
|                                                   |                                                                                                                                         |              |   |   |   |   |   |   |   |   |   |              |   |   |   |   |   |   |   |
| (a)                                                    | On      January 1, 2007, Great Plains Energy elected to make an accounting policy      change to recognize interest related to uncertain tax |
|                                                   | positions      in interestexpense.                                                                                                           |