Retirement Benefits

3 Months Ended

Mar. 31, 2014

Retirement Benefits

7:RETIREMENT BENEFITS

CMS Energy and Consumers provide pension, OPEB, and other retirement benefits to employees under a number of different plans.

Presented in the following table are the costs (credits) and other changes in plan assets and benefit obligations incurred in CMS Energy’s and Consumers’ retirement benefits plans:

In Millions
	Pension							OPEB
Three Months Ended March 31	2014			2013			2014			2013
CMS Energy, including Consumers
Net periodic cost (credit)
Service cost		$	10		$	13		$	5		$	9
Interest expense			25			24			14			19
Expected return on plan assets			(34)			(32)			(22)			(19)
Amortization of:
Net loss			15			24			-			11
Prior service cost (credit)			-			1			(10)			(5)
Net periodic cost (credit)		$	16		$	30		$	(13)		$	15
Consumers
Net periodic cost (credit)
Service cost		$	10		$	13		$	5		$	9
Interest expense			24			23			13			18
Expected return on plan assets			(33)			(31)			(21)			(18)
Amortization of:
Net loss			14			23			1			11
Prior service cost (credit)			-			1			(10)			(5)
Net periodic cost (credit)		$	15		$	29		$	(12)		$	15

Consumers Energy Company [Member]

Retirement Benefits

7:RETIREMENT BENEFITS

CMS Energy and Consumers provide pension, OPEB, and other retirement benefits to employees under a number of different plans.

Presented in the following table are the costs (credits) and other changes in plan assets and benefit obligations incurred in CMS Energy’s and Consumers’ retirement benefits plans:

In Millions
	Pension							OPEB
Three Months Ended March 31	2014			2013			2014			2013
CMS Energy, including Consumers
Net periodic cost (credit)
Service cost		$	10		$	13		$	5		$	9
Interest expense			25			24			14			19
Expected return on plan assets			(34)			(32)			(22)			(19)
Amortization of:
Net loss			15			24			-			11
Prior service cost (credit)			-			1			(10)			(5)
Net periodic cost (credit)		$	16		$	30		$	(13)		$	15
Consumers
Net periodic cost (credit)
Service cost		$	10		$	13		$	5		$	9
Interest expense			24			23			13			18
Expected return on plan assets			(33)			(31)			(21)			(18)
Amortization of:
Net loss			14			23			1			11
Prior service cost (credit)			-			1			(10)			(5)
Net periodic cost (credit)		$	15		$	29		$	(12)		$	15