Performance summary:
Key performance indicators

Objective KPI Description and performance
Delivering superior financial performance Adjusted EPS ‡ †
Target: To increase
Adjusted earnings divided by the weighted average number of shares (pence)
04/05=32.3; 05/06=35.2; 06/07=38.3; 07/08=47.8; 08/09=50.9
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Total shareholder
return
Target: To increase
Growth in share price assuming dividends are reinvested (% cumulative three year growth)
04/05=20; 05/06=66; 06/07=112; 07/08=61; 08/09=6
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Driving improvements
in our safety, customer and operational performance
Employee lost time injury frequency rate *
Target: Zero
Injuries resulting in employees taking time off work (per 100,000 hours worked)
04/05=0.37; 05/06=0.28; 06/07=0.24; 07/08=0.30; 08/09=0.25
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Delivering strong, sustainable regulatory and long-term contracts with good returns Group return
on equity^
Target: To increase
Adjusted earnings with certain regulatory based adjustments divided by equity (% – three year average)
06/07=12.0; 07/08=11.8; 08/09=10.8
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Modernising and extending our transmission
and distribution networks
Network reliability
  Performance Measure Target
  04/05 05/06 06/07 07/08 08/09    
Electricity transmission – UK 99.99998 99.9999 99.9999 99.9999 99.9999 % 99.9999
Gas transmission – UK 100 100 100 100 100 % 100
Gas distribution – UK 99.999 99.999 99.999 99.999 99.9999 % 99.999
Electricity transmission – US 385 348 259 437 266 MWh losses <303
Electricity distribution – US 120 141 121 110 114 Mins of outage <110-120
See Transmission, Gas Distribution and Electricity Distribution & Generation for additional details on network reliability
Becoming more efficient through transforming our operating model Controllable cost ~
Target: To decrease
Regulated controllable operating costs (£m – comparatives stated on a constant currency basis and inflated to current performance year)
06/07=2,307; 07/08=2,332; 08/09=2,387
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Building trust, transparency and an inclusive and engaged workforce Employee engagement index
Target: To increase
Employee engagement index calculated using responses to our employee survey (%)
07/08=60; 08/09=70
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Positively shaping the energy and climate change agenda Greenhouse gas emissions# *
Target:
80% reduction by 2050
45% reduction by 2020
Reduction in greenhouse gas emissions against baseline (% - cumulative reduction)
04/05=28; 05/06=26; 06/07=35; 07/08=30
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Adjusted earnings per share excludes exceptional items, remeasurements and stranded cost recoveries
2007/08 includes continuing operations acquired with KeySpan for the period from 24 August 2007 to 31 March 2008 or as at 31 March 2008
*
2007/08 data restated as if KeySpan acquisition had occurred at the beginning of the year, previously published figure excluding KeySpan was 0.24 for employee lost time injury frequency rate and 38% for greenhouse gas emissions
^
2007/08 results include KeySpan operations on a pro forma financial performance basis assuming the acquisition occurred on 1 April 2007
~
2006/07 and 2007/08 results include KeySpan operations on a pro forma financial performance basis assuming the acquisition occurred at the beginning of the fiscal year
#
2008/09 result not currently available. Result will be published on our website www.nationalgrid.com in July 2009

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