​

​

Three months ended

​

Six months ended

​

​

June 30, 

​

June 30, 

​

June 30, 

​

June 30, 

​

  ​ ​ ​

2026

  ​ ​ ​

2025^(a)

  ​ ​ ​

2026

  ​ ​ ​

2025^(a)

​

​

$'m

​

$'m

​

$'m

​

$'m

​

​

​

​

​

​

​

​

​

Power generation

​

119.7

​

81.0

​

205.4

​

165.4

Depreciation

​

49.6

​

46.9

​

99.0

​

94.8

Amortization

​

4.8

​

4.4

​

9.6

​

8.8

Tower repairs and maintenance

​

15.0

​

11.7

​

28.2

​

22.4

Staff costs

​

8.1

​

6.2

​

15.2

​

12.6

Regulatory fees

​

6.7

​

7.0

​

13.9

​

13.8

Security services

​

5.6

​

4.6

​

11.2

​

9.8

Travel costs

​

1.9

​

2.0

​

3.9

​

2.8

Net impairment of property, plant and equipment, intangible assets excluding goodwill and related prepaid land rent

​

1.5

​

1.0

​

3.8

​

1.7

Insurance

​

0.7

​

0.8

​

1.4

​

1.5

Short-term rental

​

1.2

​

1.4

​

2.3

​

2.9

Vehicle maintenance and repairs

​

0.5

​

0.5

​

0.9

​

1.0

Professional fees

​

0.5

​

0.3

​

0.7

​

0.7

Other

​

5.7

​

3.3

​

9.6

​

6.7

​

​

221.5

​

171.1

​

405.1

​

344.9