Business Units (Tables)

3 Months Ended

Mar. 31, 2012

Earnings Contribution of Northern Trust's Business Units

The following table shows the earnings contributions of Northern Trust’s business units for the three month periods ended March 31, 2012 and 2011.

Three Months Ended March 31,	Corporate and Institutional Services						Personal Financial Services						Treasury and Other						Total Consolidated
($ In Millions)	2012			2011			2012			2011			2012			2011			2012			2011
Noninterest Income Trust, Investment and Other Servicing Fees	$	317.0		$	271.3		$	258.2		$	243.6		$	—		$	—		$	575.2		$	514.9
Other		106.1			124.3			27.1			31.6			0.6			(7.3	)		133.8			148.6
Net Interest Income (FTE)*		77.0			61.7			161.1			149.2			28.2			34.0			266.3			244.9
Revenues*		500.1			457.3			446.4			424.4			28.8			26.7			975.3			908.4
Provision for Credit Losses		0.5			(14.6	)		4.5			29.6			—			—			5.0			15.0
Noninterest Expenses		398.0			339.9			303.7			290.0			21.9			23.0			723.6			652.9
Income before Income Taxes*		101.6			132.0			138.2			104.8			6.9			3.7			246.7			240.5
Provision for Income Taxes*		33.6			49.8			52.3			41.7			(0.4	)		(2.0	)		85.5			89.5
Net Income	$	68.0		$	82.2		$	85.9		$	63.1		$	7.3		$	5.7		$	161.2			151.0
Percentage of Consolidated Net Income		42	%		54	%		53	%		42	%		5	%		4	%		100	%		100	%
Average Assets	$	49,662.2		$	43,710.7		$	23,563.9		$	23,630.3		$	21,902.0		$	15,924.7		$	95,128.1		$	83,265.7

* Stated on a fully taxable equivalent basis (FTE). Total consolidated includes FTE adjustments of $9.9 million for 2012 and $10.5 million for 2011.