EX-12.01 2 ex12_01.htm EXHIBIT 12.01 ex12_01.htm
Exhibit 12.01

PUBLIC SERVICE CO. OF COLORADO AND SUBSIDIARIES
STATEMENT OF COMPUTATION OF
RATIO OF EARNINGS TO FIXED CHARGES
(amounts in thousands, except ratio)

   
Year Ended Dec. 31
  
   
2011
    
2010
    
2009
    
2008
    
2007
  
Earnings, as defined:
                              
Pretax income from operations
   $ 625,164     $ 628,901     $ 493,725     $ 506,424     $ 431,251  
Add: Fixed charges
     253,867       233,604       224,041       199,739       311,377  
Total earnings, as defined
   $ 879,031     $ 862,505     $ 717,766     $ 706,163     $ 742,628  
                                         
Fixed charges, as defined:
                                        
Interest charges
   $ 186,885     $ 171,945     $ 166,212     $ 154,313     $ 180,230  
Interest charges on life insurance policy borrowings
     332       372       324       248       105,396  
Interest component of leases
     66,650       61,287       57,505       45,178       25,751  
Total fixed charges, as defined
   $ 253,867     $ 233,604     $ 224,041     $ 199,739     $ 311,377  
Ratio of earnings to fixed charges
     3.5       3.7       3.2       3.5       2.4