Indiana Michigan Power 10-Q 2017 Q2 Quarterly report

EXHIBIT 12

AMERICAN ELECTRIC POWER COMPANY, INC. AND SUBSIDIARIES

Computation of Consolidated Ratios of Earnings to Fixed Charges

(in millions except ratio data)

											Twelve		Six
											Months		Months
	Years Ended December 31,										Ended		Ended
	2012		2013		2014		2015		2016		6/30/2017		6/30/2017
EARNINGS
Income from Continuing Operations Before Income Tax Expense and Equity Earnings	$	1,801.1	$	2,093.3	$	2,402.9	$	2,622.9	$	475.6	$	544.4	$	1,461.2
Income Distributed from Equity Method Investment	—		—		22.6		18.0		27.1		52.6		31.5
Fixed Charges (as below)	1,257.5		1,135.4		1,104.7		1,099.3		1,040.3		1,036.2		521.8
Total Earnings	$	3,058.6	$	3,228.7	$	3,530.2	$	3,740.2	$	1,543.0	$	1,633.2	$	2,014.5
FIXED CHARGES
Interest Expense	$	988.4	$	905.6	$	885.1	$	890.9	$	877.2	$	880.0	$	444.7
Credit for Allowance for Borrowed Funds Used During Construction	68.9		39.8		44.5		61.3		51.7		44.8		21.4
Estimated Interest Element in Lease Rentals	200.2		190.0		175.1		147.1		111.4		111.4		55.7
Total Fixed Charges	$	1,257.5	$	1,135.4	$	1,104.7	$	1,099.3	$	1,040.3	$	1,036.2	$	521.8
Ratio of Earnings to Fixed Charges	2.43		2.84		3.19		3.40		1.48		1.57		3.86