|                                                   |                                                                                                                        |       |   |   |   |   |   |   |   | Exhibit      12.1 |   |
|--------------------------------------------------------|-----------------------------------------------------------------------------------------------------------------------------|------------|--------|--------|--------|--------|--------|--------|--------|-------------------|--------|
|                                                   |                                                                                                                        |       |   |   |   |   |   |   |   |              |   |
| GREAT      PLAINS ENERGY INCORPORATED                  |
|                                                   |                                                                                                                        |       |   |   |   |   |   |   |   |              |   |
| COMPUTATION      OF RATIO OF EARNINGS TO FIXED CHARGES |
|                                                   |                                                                                                                        |       |   |   |   |   |   |   |   |              |   |
|                                                   |                                                                                                                        |       |   |   |   |   |   |   |   |              |   |
|                                                   |                                                                                                                        |       |   |   |   |   |   |   |   |              |   |
|                                                   |                                                                                                                        | 2009       | 2008   | 2007   | 2006   | 2005   |
|                                                   |                                                                                                                        | (millions) |
| Income      from continuing operations                 | $                                                                                                                           | 151.9      |   | $      | 119.7  |   | $      | 120.9  |   | $                 | 136.7  |   | $ | 142.9 |   |
| Add                                                    |                                                                                                                        |       |   |   |   |   |   |   |   |              |   |   |   |   |   |
| Equity      investment loss                            |                                                                                                                        | 0.4        |   |   | 1.3    |   |   | 2.0    |   |              | 1.9    |   |   | 0.4 |   |
|                                                   | Income      subtotal                                                                                                        |       | 152.3  |   |   | 121.0  |   |   | 122.9  |              |   | 138.6 |   |   | 143.3 |   |
|                                                   |                                                                                                                        |       |   |   |   |   |   |   |   |              |   |   |   |   |   |   |
| Add                                                    |                                                                                                                        |       |   |   |   |   |   |   |   |              |   |   |   |   |   |
| Taxes      on income                                   |                                                                                                                        | 29.5       |   |   | 63.8   |   |   | 44.9   |   |              | 60.3   |   |   | 22.2 |   |
| Kansas      City earnings tax                          |                                                                                                                        | 0.4        |   |   | 0.3    |   |   | 0.5    |   |              | 0.5    |   |   | 0.5 |   |
|                                                   | Total      taxes on income                                                                                                  |       | 29.9   |   |   | 64.1   |   |   | 45.4   |              |   | 60.8 |   |   | 22.7 |   |
|                                                   |                                                                                                                        |       |   |   |   |   |   |   |   |              |   |   |   |   |   |   |
| Interest      on value of leased property              |                                                                                                                        | 6.5        |   |   | 3.6    |   |   | 3.9    |   |              | 4.1    |   |   | 6.2 |   |
| Interest      on long-term debt                        |                                                                                                                        | 203.6      |   |   | 126.2  |   |   | 74.1   |   |              | 62.6   |   |   | 64.3 |   |
| Interest      on short-term debt                       |                                                                                                                        | 10.3       |   |   | 18.2   |   |   | 26.4   |   |              | 9.2    |   |   | 4.5 |   |
| Other      interest expense and amortization (a)       |                                                                                                                        | 4.7        |   |   | (1.4   | )      |   | 5.8    |   |              | 3.9    |   |   | 4.3 |   |
|                                                   |                                                                                                                        |       |   |   |   |   |   |   |   |              |   |   |   |   |   |   |
|                                                   | Total      fixed charges                                                                                                    |       | 225.1  |   |   | 146.6  |   |   | 110.2  |              |   | 79.8 |   |   | 79.3 |   |
|                                                   |                                                                                                                        |       |   |   |   |   |   |   |   |              |   |   |   |   |   |   |
| Earnings      before taxes on                          |                                                                                                                        |       |   |   |   |   |   |   |   |              |   |   |   |   |   |
|                                                   | income      and fixed charges                                                                                               | $          | 407.3  |   | $      | 331.7  |   | $      | 278.5  |              | $      | 279.2 |   | $ | 245.3 |   |
|                                                   |                                                                                                                        |       |   |   |   |   |   |   |   |              |   |   |   |   |   |   |
| Ratio      of earnings to fixed charges                |                                                                                                                        | 1.81       |   |   | 2.26   |   |   | 2.53   |   |              | 3.50   |   |   | 3.09 |   |
|                                                   |                                                                                                                        |       |   |   |   |   |   |   |   |              |   |   |   |   |   |   |
| (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.                                                                         |