EXHIBIT 12.1

MIDAMERICAN ENERGY HOLDINGS COMPANY
COMPUTATION OF RATIOS OF EARNINGS TO FIXED CHARGES
(In Millions, Except Ratios)

			Three Months Ended March 31,												Years Ended December 31,
			2007						2006						2006						2005						2004						2003						2002
Earnings Available for Fixed Charges:
Income from continuing operations				$	313					$	249					$	916					$	557					$	538					$	443					$	397
Add (Deduct):
Income tax expense					160						131						407						245						265						270						111
Minority interest					11						2						20						9						6						6						6
Equity income					(5	)					(2	)					(44	)					(53	)					(17	)					(38	)					(40	)
Add:
Fixed charges					328						231						1,203						927						950						975						827
Distributed income of equity investees					3						3						37						34						37						78						29
Deduct:
Capitalized interest – continuing operations					(1	)					(1	)					(4	)					(5	)					(11	)					(8	)					(5	)
Capitalized interest – discontinued operations					—						—						—						—						—						—						(14	)
					496						364						1,619						1,157						1,230						1,283						914
Total earnings available for fixed charges				$	809					$	613					$	2,535					$	1,714					$	1,768					$	1,726					$	1,311
Fixed Charges:
Interest expense – continuing operations				$	316					$	222					$	1,152					$	891					$	903					$	761					$	632
Interest expense – discontinued operations					—						—						—						—						13						11						14
Estimated interest portion of rental payments					9						6						39						26						24						22						20
Preferred dividends of subsidiaries – tax deductible					—						—						—						—						—						170						148
Preferred dividends of subsidiaries – nondeductible					3						3						12						10						10						11						13
Total fixed charges				$	328					$	231					$	1,203					$	927					$	950					$	975					$	827
Ratio of earnings to fixed charges					2.5	x					2.7	x					2.1	x					1.8	x					1.9	x					1.8	x					1.6	x