Exhibit 12.1

Statement of Computation of Ratio of Earnings to Fixed Charges

(in millions, except ratios)



|                                                                                                  |  |                                                            |      |   |                                 |  |                                                         |   |       |      |   |       |      |   |       |   |  |   |      |   |  |   |      |  
|------------------------------------------------------------------------------------------------- |  | ---------------------------------------------------------- | ---- | - | ------------------------------- |  | ------------------------------------------------------- | - | ----- | ---- | - | ----- | ---- | - | ----- | - |  | - | ---- | - |  | - | ---- | -
|                                                                                                  |  | (Successor)                                                |      |   |                                 |  | (Predecessor)                                           |  
|                                                                                                  |  | For the period from December 20, 2006 to December 31, 2006 |      |   |                                 |  | For the period fromJanuary 1, 2006 to December 19, 2006 |   |       |     
|                                                                                                  |  |                                                            |      |   | For the year ended December 31, | 
|                                                                                                  |  |                                                            |      |   | 2005                            |  | 2004                                                    |   |       | 2003 |   |       | 2002 |  
|Earnings:                                                                                         |  |                                                            |      |   |                                 |  |                                                         |   |       |      |   |       |      |   |       |   |  |   |      |   |  |   |      |  
|(Loss) income before income taxes, minority interest, and cumulative effect of accounting change  |  | $                                                          | (4.1 | ) |                                 |  |                                                         | $ | 118.1 |      | $ | 75.2  |      | $ | (16.1 | ) |  | $ | (1.5 | ) |  | $ | 11.3 |  
|Add (less): Equity loss (earnings)                                                                |  |                                                            |     |   |                                 |  |                                                         |   |      |      |   | 1.6   |      |   | 0.2   |   |  |   | (0.8 | ) |  |   | (2.4 | )
|Add: Dividends                                                                                    |  |                                                            |     |   |                                 |  |                                                         |   |      |      |   |      |      |   |      |   |  |   | 0.2  |   |  |   | 2.8  |  
|                                                                                                  |  |                                                            |      |   |                                 |  |                                                         |   |       |      |   |       |      |   |       |   |  |   |      |   |  |   |      |  
|Sub-total:                                                                                        |  |                                                            | (4.1 | ) |                                 |  |                                                         |   | 118.1 |      |   | 76.8  |      |   | (15.9 | ) |  |   | (2.1 | ) |  |   | 11.7 |  
|Add: Total fixed charges (per below)                                                              |  |                                                            | 7.2  |   |                                 |  |                                                         |   | 91.2  |      |   | 46.2  |      |   | 31.6  |   |  |   | 17.9 |   |  |   | 11.3 |  
|Less: Interest capitalized                                                                        |  |                                                            |     |   |                                 |  |                                                         |   | 2.5   |      |   | 1.3   |      |   | 0.4   |   |  |   | 0.2  |   |  |   | 0.2  |  
|                                                                                                  |  |                                                            |      |   |                                 |  |                                                         |   |       |      |   |       |      |   |       |   |  |   |      |   |  |   |      |  
|Total earnings before income taxes, minority interest, and cumulative effect of accounting change |  | $                                                          | 3.1  |   |                                 |  |                                                         | $ | 206.8 |      | $ | 121.7 |      | $ | 15.3  |   |  | $ | 15.6 |   |  | $ | 22.8 |  
|                                                                                                  |  |                                                            |      |   |                                 |  |                                                         |   |       |      |   |       |      |   |       |   |  |   |      |   |  |   |      |  
|Fixed Charges:                                                                                    |  |                                                            |      |   |                                 |  |                                                         |   |       |      |   |       |      |   |       |   |  |   |      |   |  |   |      |  
|Interest expense, including interest capitalized                                                  |  |                                                            | 6.9  |   |                                 |  |                                                         |   | 86.2  |      |   | 43.2  |      |   | 29.2  |   |  |   | 16.0 |   |  |   | 9.9  |  
|Portion of rental expense representative of the interest factor                                   |  |                                                            | 0.3  |   |                                 |  |                                                         |   | 5.0   |      |   | 3.0   |      |   | 2.4   |   |  |   | 1.9  |   |  |   | 1.4  |  
|                                                                                                  |  |                                                            |      |   |                                 |  |                                                         |   |       |      |   |       |      |   |       |   |  |   |      |   |  |   |      |  
|Total fixed charges                                                                               |  | $                                                          | 7.2  |   |                                 |  |                                                         | $ | 91.2  |      | $ | 46.2  |      | $ | 31.6  |   |  | $ | 17.9 |   |  | $ | 11.3 |  
|                                                                                                  |  |                                                            |      |   |                                 |  |                                                         |   |       |      |   |       |      |   |       |   |  |   |      |   |  |   |      |  
|Ratio of Earnings to Fixed Charges                                                                |  |                                                            | (a   | ) |                                 |  |                                                         |   | 2.3   |      |   | 2.6   |      |   | (a    | ) |  |   | (a   | ) |  |   | 2.0  |  
|                                                                                                  |  |                                                            |      |   |                                 |  |                                                         |   |       |      |   |       |      |   |       |   |  |   |      |   |  |   |      |  

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|(a) | For the period from December 20, 2006 to December 31, 2006 and for fiscal years 2004 and 2003 earnings were insufficient to cover fixed charges by $4.1, $16.3 and $2.3,
respectively.
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