Consolidated Natural Gas 10-Q 2003 Q3 Quarterly report

Exhibit 12

Consolidated Natural Gas Company
Computation of Ratio of Earnings to Fixed Charges
(millions of dollars)

			Years Ended
			12 months ended Sept. 30, 2003	2002	2001	2000	1999	1998
Earnings, as defined:
	Earnings before income taxes and minority interests in consolidated subsidiaries		$ 1,068	$ 950	$ 604	$ 360	$ 210	$ 417
	Distributed income from unconsolidated investees, less equity in earnings		(14)	(16)	(6)	13	(12)	(2)
	Fixed charges included in the determination of net income		171	168	170	184	149	137
		Total earnings, as defined	$ 1,225	$ 1,102	$ 768	$ 557	$ 347	$ 552
	Fixed charges, as defined:
		Interest charges	$ 226	$ 227	$ 181	$ 173	$ 137	$ 126
		Rental interest factor	13	11	11	11	12	11
		Total fixed charges, as defined	$ 239	$ 238	$ 192	$ 184	$ 149	$ 137
Ratio of Earnings to Fixed Charges			5.13	4.63	4.00	3.03	2.33	4.03