FPL Energy Wind IndexMay 2008

2

FPL Energy Wind IndexRolling 15 months, current portfolio1

93 9689 91 92

109 111 113106 109

114 112 115 115114

Mar-07

Apr-07

May-07

Jun-07

Jul-07

Aug-07

Sep-07

Oct-07

Nov-07

Dec-07

Jan-08

Feb-08

Mar-08

Apr-08

May-08

1 Average wind speed for the period from those reference towers chosen to represent FPL Energy’s portfolio -weighted index based on FPL Energy’s portfolio as of 5/31/08

100 = long-term historic annual weighted mean

3

10997 93

114105

1Q 07 2Q 07 3Q 07 4Q 07 1Q 08

FPL Energy Wind IndexRolling 5 quarters, current portfolio1

1 Average wind speed for the period from those reference towers chosen to represent FPL Energy’s portfolio -weighted index based on FPL Energy’s portfolio as of 3/31/08.

100 = long-term historic annual weighted mean

4

FPL Energy Wind IndexRolling 10 year, current portfolio1

1 Average wind speed for the period from those reference towers chosen to represent FPL Energy’s portfolio -weighted index based on FPL Energy’s portfolio as of 12/31/07.

100 = long-term historic annual weighted mean

98 101 101 100 100989498 9899

98 99 00 01 02 03 04 05 06 07