Exhibit 12

Weyerhaeuser Company and Subsidiaries

Computation of Ratios of Earnings to Fixed Charges

(Dollar amounts in thousands)

	2004			2003		2002			2001			2000
Available earnings:
Earnings before interest expense, amortization of debt expense, income taxes and cumulative effect of a change in an accounting principle	$	2,866,113		$	1,313,199	$	1,216,174		$	925,886		$	1,748,044
Add interest portion of rental expense		60,244			59,455		54,218			45,655			42,063
Deduct undistributed earnings of equity affiliates		(38,039	)		9,356		(20,689	)		81,083			(70,467	)
Available earnings before cumulative effect of a change in accounting principle		2,888,318			1,382,010		1,249,703			1,052,624			1,719,640
Fixed charges:
Interest expense incurred:
Weyerhaeuser Company and subsidiaries excluding Weyerhaeuser Real Estate Company other related subsidiaries	$	822,667		$	800,751	$	797,071		$	353,365		$	352,341
Weyerhaeuser Real Estate Company and other related subsidiaries		56,841			53,215		52,926			68,887			83,556
Subtotal		879,508			853,966		849,997			422,252			435,897
Less intercompany interest		(47	)		103		(800	)		(924	)		(568	)
Total interest expense incurred		879,461			854,069		849,197			421,328			435,329
Amortization of debt expense		15,269			14,488		24,124			4,642			3,331
Interest portion of rental expense		60,244			59,455		54,218			45,655			42,063
Total fixed charges		954,974			928,012		927,539			471,625			480,723
Ratio of earnings to fixed charges		3.02x			1.49x		1.35x			2.23x			3.58x

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)

	2004			2003			2002			2001			2000
Available earnings:
Earnings before interest expense, amortization of debt expense, income taxes and cumulative effect of a change in an accounting principle	$	2,773,714		$	1,232,651		$	1,141,706		$	854,436		$	1,658,343
Add interest portion of rental expense		54,873			55,209			50,748			42,694			39,102
Deduct undistributed earnings of equity affiliates		(7,880	)		2,340			(4,517	)		(29,781	)		(24,021	)
Deduct undistributed earnings before income taxes of Weyerhaeuser Real Estate Company and other related subsidiaries		(609,758	)		(276,665	)		(165,911	)		(234,648	)		(259,449	)
Available earnings before cumulative effect of a change in an accounting principle	$	2,210,949		$	1,013,535		$	1,022,026		$	632,701		$	1,413,975
Fixed charges:
Interest expense incurred	$	822,667		$	800,751		$	797,071		$	353,365		$	352,341
Amortization of debt expense		15,269			14,488			24,124			4,642			3,331
Interest portion of rental expense		54,873			55,209			50,748			42,694			39,102
Total fixed charges	$	892,809		$	870,448		$	871,943		$	400,701		$	394,774
Ratio of earnings to fixed charges		2.48x			1.16x			1.17x			1.58x			3.58x