EX-12.1 3 exhibit12_1.htm AMEREN COMPUTATION OF RATIO OF EARNINGS TO FIXED CHARGES Ameren Computation of Ratio of Earnings to Fixed Charges
Exhibit 12.1 

Ameren Corporation
Computation of Ratio of Earnings to Fixed Charges
(Thousands of Dollars, Except Ratios)
         
 
Six Months
  
Year
  
 
Ended
  
Ended
  
 
June 30,
  
December 31,
  
   
2006
    
2005
  
Net income from continuing operations
$
192,531
  
$
605,725
  
Less- Change in accounting principle
  
-
   
(22,135
)
Less- Minority interest
  
(12,175
)
  
(3,231
)
Add- Taxes based on income
  
112,039
   
356,016
 
Net income before income taxes, change in
accounting principle, and minority interest
  
316,745
   
987,107
 
             
Add- fixed charges:
           
Interest on long term debt
  
153,681
   
297,822
 
Estimated interest cost within rental expense
  
2,054
   
4,208
 
Amortization of net debt premium, discount,
and expenses
  
7,122
   
14,687
 
Subsidiary preferred stock dividends
  
5,339
   
12,745
 
Adjust preferred stock dividends to pre-tax
basis
  
3,023
   
7,227
 
Total fixed charges
  
171,219
   
336,689
 
Less: Adjustment of preferred stock dividends to
pre-tax basis
  
3,023
   
7,227
 
             
Earnings available for fixed charges
  
484,941
   
1,316,569
 
             
Ratio of earnings to fixed charges
  
2.83
   
3.91