Exhibit 12 (a)

ENERGY FUTURE COMPETITIVE HOLDINGS COMPANY

COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES,

AND RATIO OF EARNINGS TO COMBINED FIXED CHARGES AND PREFERENCE DIVIDENDS



|                                                                                                                                    |  |                                            |        |   |                                                    |      |             |      |      |                                                  |  |                         |       |  |     |       |  |       |       |  |     |       |  |    
|----------------------------------------------------------------------------------------------------------------------------------- |  | ------------------------------------------ | ------ | - | -------------------------------------------------- | ---- | ----------- | ---- | ---- | ------------------------------------------------ |  | ----------------------- | ----- |  | --- | ----- |  | ----- | ----- |  | --- | ----- |  | ---
|                                                                                                                                    |  | Successor                                  |        |   |                                                    |      | Predecessor
|                                                                                                                                    |  | Year EndedDecember 31,2008                 |        |   | Period fromOctober 11,2007 throughDecember 31,2007 |      |             |      |      | Period fromJanuary 1, 2007throughOctober 10,2007 |  | Year Ended December 31,
|                                                                                                                                    |  |                                            |        |   |                                                    | 2006 |             | 2005 |      | 2004                                            
|EARNINGS:                                                                                                                           |  |                                            |        |   |                                                    |      |             |      |      |                                                  |  |                         |       |  |     |       |  |       |       |  |     |      
|Income (loss) from continuing operations before extraordinary gain/(loss) and cumulative effect of changes in accounting
principles |  | $                                          | (9,039 | ) |                                                    | $    | (1,266      | )    |      |                                                  |  | $                       | 1,306 |  | $   | 2,501 |  | $     | 1,816 |  | $   | 672  
|Add:                                                                                                                                |  | Total federal income tax expense (benefit) |        |   | (504                                               | )    |             |      | (675 | )                                                |  |                         |       |  | 618 |       |  | 1,306 |       |  | 882 |       |  | 282
|                                                                                                                                    |  | Fixed charges (see detail below)           |        |   | 4,518                                              |      |             |      | 715  |                                                  |  |                         |       |  | 394 |       |  | 387   |       |  | 668 |       |  | 651
|                                                                                                                                    |  | Preferred dividends of subsidiaries        |        |   |                                                   |      |             |      |     |                                                  |  |                         |       |  |    |       |  |      |       |  |    |       |  |   
|                                                                                                                                    |  |                                            |        |   |                                                    |      |             |      |      |                                                  |  |                         |       |  |     |       |  |       |       |  |     |      
|Total earnings (loss)                                                                                                               |  | $                                          | (5,025 | ) |                                                    | $    | (1,226      | )    |      |                                                  |  | $                       | 2,318 |  | $   | 4,194 |  | $     | 3,366 |  | $   | 1,605
|                                                                                                                                    |  |                                            |        |   |                                                    |      |             |      |      |                                                  |  |                         |       |  |     |       |  |       |       |  |     |      
|                                                                                                                                    |  |                                            |        |   |                                                    |      |            
|FIXED CHARGES:                                                                                                                      |  |                                            |        |   |                                                    |      |             |      |      |                                                  |  |                         |       |  |     |       |  |       |       |  |     |      
|Interest expense                                                                                                                    |  | $                                          | 4,492  |   |                                                    | $    | 709         |      |      |                                                  |  | $                       | 370   |  | $   | 364   |  | $     | 633   |  | $   | 607  
|Rentals representative of the interest factor                                                                                       |  |                                            | 26     |   |                                                    |      | 6           |      |      |                                                  |  |                         | 24    |  |     | 23    |  |       | 35    |  |     | 44   
|                                                                                                                                    |  |                                            |        |   |                                                    |      |             |      |      |                                                  |  |                         |       |  |     |       |  |       |       |  |     |      
|Fixed charges deducted from earnings                                                                                                |  |                                            | 4,518  |   |                                                    |      | 715         |      |      |                                                  |  |                         | 394   |  |     | 387   |  |       | 668   |  |     | 651  
|Preferred dividends of subsidiaries (pretax) (a)                                                                                    |  |                                            |       |   |                                                    |      |            |      |      |                                                  |  |                         |      |  |     |      |  |       |      |  |     |     
|                                                                                                                                    |  |                                            |        |   |                                                    |      |             |      |      |                                                  |  |                         |       |  |     |       |  |       |       |  |     |      
|Total fixed charges                                                                                                                 |  |                                            | 4,518  |   |                                                    |      | 715         |      |      |                                                  |  |                         | 394   |  |     | 387   |  |       | 668   |  |     | 651  
|                                                                                                                                    |  |                                            |        |   |                                                    |      |            
|Preference dividends of registrant (pretax) (a)                                                                                     |  |                                            |       |   |                                                    |      |            |      |      |                                                  |  |                         |      |  |     |      |  |       | 4     |  |     | 3    
|                                                                                                                                    |  |                                            |        |   |                                                    |      |             |      |      |                                                  |  |                         |       |  |     |       |  |       |       |  |     |      
|                                                                                                                                    |  |                                            |        |   |                                                    |      |            
|Fixed charges and preference dividends                                                                                              |  | $                                          | 4,518  |   |                                                    | $    | 715         |      |      |                                                  |  | $                       | 394   |  | $   | 387   |  | $     | 672   |  | $   | 654  
|                                                                                                                                    |  |                                            |        |   |                                                    |      |             |      |      |                                                  |  |                         |       |  |     |       |  |       |       |  |     |      
|                                                                                                                                    |  |                                            |        |   |                                                    |      |            
|RATIO OF EARNINGS TO FIXED CHARGES (b)                                                                                              |  |                                            |       |   |                                                    |      |            |      |      |                                                  |  |                         | 5.88  |  |     | 10.84 |  |       | 5.04  |  |     | 2.47 
|                                                                                                                                    |  |                                            |        |   |                                                    |      |             |      |      |                                                  |  |                         |       |  |     |       |  |       |       |  |     |      
|                                                                                                                                    |  |                                            |        |   |                                                    |      |            
|RATIO OF EARNINGS TO COMBINED FIXED CHARGES AND PREFERENCE DIVIDENDS (b)                                                            |  |                                            |       |   |                                                    |      |            |      |      |                                                  |  |                         | 5.88  |  |     | 10.84 |  |       | 5.01  |  |     | 2.45 
|                                                                                                                                    |  |                                            |        |   |                                                    |      |             |      |      |                                                  |  |                         |       |  |     |       |  |       |       |  |     |      



|(a) | Preferred/preference dividends multiplied by the ratio of pretax income to net income.
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|(b) | For the year ended December 31, 2008, fixed charges and combined fixed charges and preference dividends exceed earnings by $9.543 billion. For the period from October 11,
2007 through December 31, 2007, fixed charges and combined fixed charges and preference dividends exceeded earnings by $1.941 billion.
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