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Transmission Loss Factors
Transmission Loss Factors are scaling factors applied at the metering point to account for network and transformer losses and otherwise unaccounted for energy in the electricity distribution system.

These are the transmission loss factors for the respective loads derived using the methodology approved by the EMA.
Load
Transmission Loss Factors effective 1 April 2009
Transmission Loss Factors effective 1 April 2010
230kV/400kV
1.0
1.0
66kV
1.0
1.0
22kV
1.002296
1.005652
6.6kV
1.012364
1.020237
230/400V
1.032098
1.042518