EXHIBIT 12

Weyerhaeuser Company and Subsidiaries

Computation of Ratios of Earnings to Fixed Charges

(Dollar amounts in thousands)

	Thirteen weeks ended
	March 27, 2005			March 28, 2004
Available earnings:
Earnings before interest expense, amortization of debt expense and income taxes	$	579,540		$	389,870
Add interest portion of rental expense		14,749			14,763
Deduct undistributed earnings of equity affiliates		(5,588	)		(8,401	)
Available earnings	$	588,701		$	396,232
Fixed charges:
Interest expense incurred:
Weyerhaeuser Company and subsidiaries excluding Weyerhaeuser Real Estate Company and other related subsidiaries	$	192,258		$	191,481
Weyerhaeuser Real Estate Company and other related subsidiaries		13,634			14,890
Subtotal		205,892			206,371
Less intercompany interest		249			(79	)
Total interest expense incurred		206,141			206,292
Amortization of debt expense		3,322			3,968
Interest portion of rental expense		14,749			14,763
Total fixed charges	$	224,212		$	225,023
Ratio of earnings to fixed charges		2.63			1.76

Weyerhaeuser Company with its Weyerhaeuser Real Estate Company and Other Related Subsidiaries

Accounted for on the Equity Method, but Excluding the Undistributed Earnings of Those Subsidiaries

Computation of Ratios of Earnings to Fixed Charges

(Dollar amounts in thousands)

	Thirteen weeks ended
	March 27, 2005			March 28, 2004
Available earnings:
Earnings before interest expense, amortization of debt expense and income taxes	$	562,758		$	375,158
Add interest portion of rental expense		13,269			13,547
Deduct undistributed earnings of equity affiliates		640			(2,523	)
Deduct undistributed earnings before income taxes of Weyerhaeuser Real Estate Company and other related subsidiaries		(182,849	)		(120,043	)
Available earnings	$	393,818		$	266,139
Fixed charges:
Interest expense incurred	$	192,258		$	191,481
Amortization of debt expense		3,322			3,968
Interest portion of rental expense		13,269			13,547
Total fixed charges	$	208,849		$	208,996
Ratio of earnings to fixed charges		1.89			1.27