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6 Use of raw materials and consumables (net of changes in inventories of raw materials and stock)

 
  2010 2009Changes
Electricity ready for sale1,212,9621,835,585-622,623
Methane ready for sale and LPG net of change in stocks800,972838,740-37,768
Maintenance materials: management and spare parts net of change in stocks60,853 51,9108,943
Water35,50134,2811,220
Chemical products14,31313,931382
Charges and revenues from certificate valuation -13,433 -21,4137,980
Fuels and lubricants13,16411,2811,883
Methane for industrial use4,0515,175-1,124
Electricity for industrial use6,79718,238-11,441
Charges and revenues from derivatives -2,399-17,69215,293
Heat management combustible materials1,7633,371-1,608
Consumables and sundry5,9264,1601,766
Total2,140,4702,777,567-637,097

Reduction of the raw material costs is to be associated with the dynamics of the energy business areas previously discussed in note 4 on revenues.

The value for 2009 in the following table was restated for comparison purposes, to reflect application of the IFRIC 12 interpretation and to improve comparison between the two years.

  2009 published reclassification2009 reclassified
Electricity ready for sale1,814,17221,4131,835,585
Charges and revenues from certificate valuation0-21,413 -21,413
Maintenance materials: management and spare parts net of changes
in stocks - IFRIC 12 classification
49,2082,70251,910
Total 1,863,3802,7021,866,082

Please see the Directors’ Report for the analysis of trends in the costs of raw materials and consumables. Please see note 22 of the balance sheet for the item "Charges and revenues from derivatives".

The most substantial changes with respect to the same period of the previous year are described below.

"Electricity ready for sale": the reduction recorded in financial year 2010 was previously commented on in the corresponding note on Revenues.

This item includes the cost for purchasing white, green and grey certificates for Euro 26,671 thousand (Euro 28,273 thousand as at 31 December 2009), particularly the certificates:

  • grey, Euro 5,462 thousand (Euro 3,622 thousand as at 31 December 2009)
  • green, Euro 9,250 thousand (Euro 18,696 thousand as at 31 December 2009)
  • white, Euro 11,959 thousand (Euro 5,955 thousand as at 31 December 2009)

 

"Charges and revenues from certificate valuation": includes the results of the measurement of the certificates:

  • green, for Euro 11,276 thousand (Euro 19,892 thousand as at 31 December 2009)
  • grey, for Euro 2,157 thousand (Euro 1,521 thousand as at 31 December 2009).
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