CHURCH & DWIGHT CO., INC. AND SUBSIDIARIES

EXHIBIT 11 - Computation of Earnings Per Share

(In thousands except per share amounts)

	Three Months Ended				Nine Months Ended
	Sept. 30, 2005		Oct 1, 2004		Sept. 30, 2005		Oct 1, 2004
BASIC:
Net Income	$	34,598	$	27,401	$	106,679	$	76,880
Weighted average shares outstanding		64,102		62,005		63,698		61,641
Basic earnings per share	$	0.54	$	0.44	$	1.67	$	1.25
DILUTED:
Net Income	$	34,598	$	27,401	$	106,679	$	76,880
After-tax interest cost of convertible debt		918		918		2,755		2,762
Net Income plus assumed debt conversion	$	35,516	$	28,319	$	109,434	$	79,642
Weighted average shares outstanding		64,102		62,005		63,698		61,641
Dilutive effect of convertible debt		3,226		3,226		3,226		3,226
Incremental shares under stock option plans		2,206		2,930		2,330		3,113
Adjusted weighted average shares outstanding		69,534		68,161		69,254		67,980
Diluted earnings per share	$	0.51	$	0.42	$	1.58	$	1.17