Exhibit 12

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

(millions of dollars)

|                                   |                                                                                  |                                 | Years Ended                   
|---------------------------------- | -------------------------------------------------------------------------------- | ------------------------------- | ------------------------------
|                                   |                                                                                  |                                 | 12 Months Ended March 31, 2004
|Earnings, as defined:              |                                                                                  |                                 |                               
|                                   | Earnings before income taxes and minority interests in consolidated subsidiaries | $ 1,112                         | $ 1,022                       
|                                   | Distributed income from unconsolidated investees, less equity in earnings        | (17)                            | (14)                          
|                                   | Fixed charges included in the determination of net income                        | 173                             | 169                           
|                                   |                                                                                  | Total earnings, as defined      | $ 1,268                       
|                                   |                                                                                  |                                 |                               
|                                   | Fixed charges, as defined:                                                       |                                 |                               
|                                   |                                                                                  | Interest charges                | $ 223                         
|                                   |                                                                                  | Rental interest factor          | 14                            
|                                   |                                                                                  | Total fixed charges, as defined | $ 237                         
|                                   |                                                                                  |                                 |                               
|Ratio of Earnings to Fixed Charges | 5.35                                                                             | 4.99                            | 4.63                          
|                                   |                                                                                  |                                 |                               
|                                   |                                                                                  |                                 |