Exhibit 12

Consolidated Natural Gas Company
Computation of Ratio of Earnings to Fixed Charges

(millions of dollars)

|                                   |                                                                                  |                                 | Years Ended                       
|---------------------------------- | -------------------------------------------------------------------------------- | ------------------------------- | ----------------------------------
|                                   |                                                                                  |                                 | 12 Months Ended September 30, 2004
|Earnings, as defined:              |                                                                                  |                                 |                                   
|                                   | Earnings before income taxes and minority interests in consolidated subsidiaries | $ 1,218                         | $ 1,022                           
|                                   | Distributed income from unconsolidated investees, less equity in earnings        | (10)                            | (14)                              
|                                   | Fixed charges included in the determination of net income                        | 180                             | 169                               
|                                   |                                                                                  | Total earnings, as defined      | $ 1,388                           
|                                   |                                                                                  |                                 |                                   
|                                   | Fixed charges, as defined:                                                       |                                 |                                   
|                                   |                                                                                  | Interest charges                | $ 223                             
|                                   |                                                                                  | Rental interest factor          | 15                                
|                                   |                                                                                  | Total fixed charges, as defined | $ 238                             
|                                   |                                                                                  |                                 |                                   
|Ratio of Earnings to Fixed Charges | 5.83                                                                             | 4.99                            | 4.63                              
|                                   |                                                                                  |                                 |                                   
|                                   |                                                                                  |                                 |                                   



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