Pension benefits

Other postretirement
benefits

(In millions)

2025

2024

2025

2024

Three months ended June 30

Service cost

$

1

$

1

$

1

$

—

Interest cost

3

2

—

1

Expected return on plan assets

(2

)

(1

)

—

—

Total net periodic benefit costs

$

2

$

2

$

1

$

1

Nine months ended June 30

Service cost

$

3

$

2

$

1

$

—

Interest cost

9

10

1

2

Expected return on plan assets

(7

)

(6

)

—

—

Curtailment loss

1

—

—

—

Total net periodic benefit costs

$

6

$

6

$

2

$

2