EX-11 4 o40400exv11.htm EXHIBIT 11 exv11
 

Exhibit 11
POTASH CORPORATION OF SASKATCHEWAN INC.
COMPUTATION OF PER SHARE EARNINGS
FOR THE THREE MONTHS ENDED MARCH 31
                 
    2008     2007  
 
 
                
A Net income as reported, Canadian GAAP ($ millions)
     566.0       198.0  
B Items adjusting net income ($ millions)
     (19.7 )     2.2  
C Net income, US GAAP ($ millions)
     546.3       200.2  
D Weighted average number of shares outstanding
     315,662,000       314,896,000  
E Net additional shares issuable for diluted earnings per share calculation (Canadian GAAP)
     10,419,000       6,877,000  
F Net additional shares issuable for diluted earnings per share calculation (US GAAP)
     10,411,000       6,877,000  
 
                
CANADIAN GAAP
                
Basic earnings per share (A/D)
     1.79       0.63  
Diluted earnings per share (A/(D+E))
     1.74       0.62  
 
                
UNITED STATES GAAP
                
Basic earnings per share (C/D)
     1.73       0.64  
Diluted earnings per share (C/(D+F))
     1.68       0.62