Exhibit 12.1

Computation of Ratio of Earnings to Fixed Charges

(In millions, except ratio of earnings to fixed charges)

 

     Predecessor     Successor  
     Year Ended December 31,     Five Months
Ended
May 31,
    Seven Months
Ended
December 31,
 
     2006     2007     2008     2009     2010     2010  

Income before income taxes

   $ (14.8   $ (117.5   $ (93.3   $ (411.9   $ 676.5      $ 46.2   

Less:

            

Income from equity method investment

     (0.2     (2.2     (0.9     (4.0     (3.6     (3.4
                                                

Earnings (loss) from continuing operations before income taxes and income or loss from equity investments

     (15.0     (119.7     (94.2     (415.9     672.9        42.8   

Plus:

            

Fixed charges

     92.9        104.8        108.2        73.6        48.3        29.8   
                                                

Earnings available for fixed charges

   $ 77.9      $ (14.9   $ 14.0      $ (342.3   $ 721.2      $ 72.6   
                                                

Fixed charges:

            

Interest expense

   $ 87.1      $ 97.4      $ 100.5      $ 66.5      $ 45.2      $ 25.9   

Estimated interest factor for rentals

     5.8        7.4        7.7        7.1        3.1        3.9   
                                                

Fixed charges

   $ 92.9      $ 104.8      $ 108.2      $ 73.6      $ 48.3      $ 29.8   
                                                

Ratio of earnings to fixed charges

     —          —          —          —          14.9        2.4   

Fixed charges in excess of earnings(1)

   $ 15.0      $ 119.7      $ 94.2      $ 415.9      $ —        $ —     

 

(1) Earnings were insufficient to cover fixed charges by $15.0 million, $119.7 million, $94.2 million and $415.9 million for the years ended December 31, 2006, 2007, 2008 and 2009, respectively.