EX-12 2 a2212938zex-12.htm EX-12
QuickLinks -- Click here to rapidly navigate through this document

Exhibit 12


CF INDUSTRIES HOLDINGS, INC.

RATIO OF EARNINGS TO FIXED CHARGES

 
  Year ended December 31,  
(Dollars in millions)
  2012   2011   2010   2009   2008  

Pretax earnings from continuing operations

  $ 2,829.5   $ 2,645.6   $ 687.7   $ 695.6   $ 1,175.4  

Plus:

                               

Fixed charges

    232.3     229.7     260.3     6.7     6.9  

Distributed income of equity investees

    109.8     130.2     2.2          

Amortization of capitalized interest

    4.1     3.9     3.8     3.3     3.6  

Less: preference security dividends of Terra Nitrogen

                               

Company, L.P. 

    (77.8 )   (64.1 )   (23.1 )        

Capitalized interest

    (9.3 )   (7.9 )   (7.6 )        
                       

Earnings for fixed charge coverage ratio calculation

  $ 3,088.6   $ 2,937.4   $ 923.3   $ 705.6   $ 1,185.9  
                       

Fixed charges

                               

Interest expensed(a)

  $ 135.3   $ 147.2   $ 221.3   $ 1.5   $ 1.6  

Capitalized interest

    9.3     7.9     7.6          

Estimated interest in rent expense(b)

    9.9     10.5     8.3     5.2     5.3  

Preference security dividends of Terra Nitrogen

                               

Company, L.P. 

    77.8     64.1     23.1          
                       

  $ 232.3   $ 229.7   $ 260.3   $ 6.7   $ 6.9  
                       

Ratio of earnings to fixed charges

   
13.3x
   
12.8x
   
3.5x
   
105.3x
   
171.9x
 

(a)
Including amortized premiums, discounts, and capitalized expenses related to indebtedness.

(b)
Assumes that the interest component is 11% of total rent expense in 2012, 13% in 2011 and 2010 and 14% in all prior years.



QuickLinks

CF INDUSTRIES HOLDINGS, INC.
RATIO OF EARNINGS TO FIXED CHARGES