Favourable
-- An increase in customer electricity distribution rates, for the same reason discussed above for the quarter-- Net transmission revenue of approximately $8.5 million recognized in 2012, for the same reason discussed above for the quarter-- Growth in the number of customers-- An increase in franchise fee revenue of approximately $4 million Factors Contributing to Quarterly Earnings Variance
Favourable
-- Rate base growth, due to continued investment in energy infrastructure, which is being favourably impacted by growth in the number of customers-- Net transmission revenue of approximately $2 million recognized in the fourth quarter of 2012, as a result of the distribution revenue requirements decision received in April 2012-- The rate revenue reduction accrual during the fourth quarter of 2011, reflecting the cumulative impact from January 1, 2011 of the decrease in the allowed ROE for 2011 Factors Contributing to Annual Earnings Variance
Favourable
-- Rate base growth, for the same reason discussed above for the quarter-- Net transmission revenue of approximately $8.5 million recognized in 2012, for the same reason discussed above for the quarter-- Lower-than-expected depreciation expense in 2012, mainly due to construction projects being completed later in the year and lower AESO transmission-related capital expenditures-- Lower-than-expected finance charges in 2012 associated with the timing of debt issuances and associated interest rates on the debt
Unfavourable
-- An approximate $1 million gain on the sale of property during the first quarter of 2011
FORTISBC ELECTRIC (1)
----------------------------------------------------------------------------Financial Highlights (Unaudited) Quarter AnnualPeriods Ended December 31 2012 2011 Variance 2012 2011 Variance--------------------------------------------------------------------------------------------------------------------------------------------------------Electricity Sales (GWh) 830 843 (13) 3,143 3,143 -Revenue ($ millions) 81 81 - 306 296 10Earnings ($ millions) 12 10 2 50 48 2--------------------------------------------------------------------------------------------------------------------------------------------------------(1) Includes the regulated operations of FortisBC Inc. and operating, maintenance and management services related to the Waneta, Brilliant and Arrow Lakes hydroelectric generating plants and the electrical utility assets owned by the City of Kelowna. Excludes the non-regulated generation operations of FortisBC Inc.'s wholly owned partnership, Walden Power Partnership. Factor Contributing to Quarterly Electricity Sales Variance
Unfavourable
-- Lower average consumption, due to warmer weather Factors Contributing to Quarterly and Annual Revenue Variances
Favourable
-- An overall increase in customer electricity rates, effective January 1, 2012, mainly due to ongoing investment in energy infrastructure and forecasted certain higher expenses recoverable from customers as reflected in the 2012/2013 revenue requirements decision received in August 2012-- A 1.4% increase in customer electricity rates, effective June 1, 2011, as a result of the flow through to customers of increased purchased power costs charged to FortisBC Electric by BC Hydro, which increased revenue for the year-- Higher pole-attachment revenue-- Higher wheeling revenue for the year-- Differences in the amount of PBR incentives refunded to customers period over period



