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Quarterly report pursuant to Section 13 or 15(d)

Pensions and Other Postretirement Benefits

锘� v2.3.0.11
Pensions and Other Postretirement Benefits
6 Months Ended
Jun. 30, 2011
Pensions and Other Postretirement Benefits
Pensions and Other Postretirement Benefits

NOTE 11 鈥� PENSIONS AND OTHER POSTRETIREMENT BENEFITS

The following are the components of defined benefit pension and OPEB expense for the three and six months ended June听30, 2011 and 2010:

Defined Benefit Pension Expense

听听 (In Millions)
听听 Three听Months听Ended
June听30,
听听 Six听Months听Ended
June听30,
听听 2011听 听听 2010 听听 2011 听听 2010

Service cost

听听 听听$ 5.2听听 听听 听听 听听$ 4.6听听 听听 听听 听听$ 11.0听听 听听 听听 听听$ 9.0听听 听听

Interest cost

听听 12.2听听 听听 听听 13.1听听 听听 听听 25.8听听 听听 听听 25.6听听 听听

Expected return on plan assets

听听 (13.7)听 听听 听听 (13.5)听 听听 听听 (29.2)听 听听 听听 (26.1)听 听听

Amortization:

听听 听听 听听 听听

Prior service costs

听听 1.0听听 听听 听听 1.0听听 听听 听听 2.2听听 听听 听听 2.1听听 听听

Net actuarial losses

听听 4.8听听 听听 听听 6.0听听 听听 听听 10.0听听 听听 听听 11.9听听 听听
听听 听听 听听 听听

Net periodic benefit cost

听听 听听$ 听听听听9.5听听 听听 听听 听听$ 听听听听11.2听听 听听 听听 听听$ 听听听听19.8听听 听听 听听 听听$ 听听听听22.5听听 听听
听听 听听 听听 听听

Other Postretirement Benefits Expense

听听 (In Millions)
听听 Three听Months听Ended
June听30,
听听 Six听Months听Ended
June听30,
听听 2011 听听 2010 听听 2011 听听 2010

Service cost

听听 听听$ 2.3听听 听听 听听 听听$ 1.6听听 听听 听听 听听$ 4.7听听 听听 听听 听听$ 3.2听听 听听

Interest cost

听听 5.3听听 听听 听听 5.5听听 听听 听听 11.2听听 听听 听听 10.7听听 听听

Expected return on plan assets

听听 (3.7)听 听听 听听 (3.3)听 听听 听听 (8.0)听 听听 听听 (6.5)听 听听

Amortization:

听听 听听 听听 听听

Prior service costs

听听 0.2听听 听听 听听 0.5听听 听听 听听 0.8听听 听听 听听 0.9听听 听听

Net actuarial losses

听听 2.9听听 听听 听听 1.7听听 听听 听听 5.8听听 听听 听听 3.4听听 听听
听听 听听 听听 听听

Net periodic benefit cost

听听 听听$ 听听听听7.0听听 听听 听听 听听$ 听听听听6.0听听 听听 听听 听听$ 听听听听14.5听听 听听 听听 听听$ 听听听听11.7听听 听听
听听 听听 听听 听听

We made pension contributions of $27.3 million and $11.7 million for the six months ended June听30, 2011 and 2010, respectively. OPEB contributions were $21.9 million and $17.4 million for the six months ended June听30, 2011 and 2010, respectively.