Retirement Benefits

6 Months Ended

Jun. 30, 2014

Retirement Benefits

8: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							Six Months Ended					Three Months Ended							Six Months Ended
June 30	2014			2013			2014			2013			2014			2013			2014			2013
CMS Energy, including Consumers
Net periodic cost (credit)
Service cost		$	10		$	14		$	20		$	27		$	5		$	9		$	10		$	18
Interest expense			25			23			50			47			14			19			28			38
Expected return on    plan assets			(34)			(32)			(68)			(64)			(22)			(19)			(44)			(38)
Amortization of:
Net loss			14			24			29			48			1			10			1			21
Prior service cost    (credit)			1			1			1			2			(11)			(5)			(21)			(10)
Net periodic cost (credit)		$	16		$	30		$	32		$	60		$	(13)		$	14		$	(26)		$	29
Consumers
Net periodic cost (credit)
Service cost		$	10		$	13		$	20		$	26		$	5		$	9		$	10		$	18
Interest expense			24			23			48			46			14			18			27			36
Expected return on    plan assets			(33)			(32)			(66)			(63)			(21)			(17)			(42)			(35)
Amortization of:
Net loss			14			24			28			47			1			10			2			21
Prior service cost    (credit)			1			1			1			2			(10)			(5)			(20)			(10)
Net periodic cost (credit)		$	16		$	29		$	31		$	58		$	(11)		$	15		$	(23)		$	30

Consumers Energy Company [Member]

Retirement Benefits

8: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							Six Months Ended					Three Months Ended							Six Months Ended
June 30	2014			2013			2014			2013			2014			2013			2014			2013
CMS Energy, including Consumers
Net periodic cost (credit)
Service cost		$	10		$	14		$	20		$	27		$	5		$	9		$	10		$	18
Interest expense			25			23			50			47			14			19			28			38
Expected return on    plan assets			(34)			(32)			(68)			(64)			(22)			(19)			(44)			(38)
Amortization of:
Net loss			14			24			29			48			1			10			1			21
Prior service cost    (credit)			1			1			1			2			(11)			(5)			(21)			(10)
Net periodic cost (credit)		$	16		$	30		$	32		$	60		$	(13)		$	14		$	(26)		$	29
Consumers
Net periodic cost (credit)
Service cost		$	10		$	13		$	20		$	26		$	5		$	9		$	10		$	18
Interest expense			24			23			48			46			14			18			27			36
Expected return on    plan assets			(33)			(32)			(66)			(63)			(21)			(17)			(42)			(35)
Amortization of:
Net loss			14			24			28			47			1			10			2			21
Prior service cost    (credit)			1			1			1			2			(10)			(5)			(20)			(10)
Net periodic cost (credit)		$	16		$	29		$	31		$	58		$	(11)		$	15		$	(23)		$	30