1. www.spp.org 1

2. Rate Impact Task Force’s Updated Results for it’s Report to the SPP Regional State Committee 11/30/2010 DRAFT

3. www.spp.org Updates Since Oct 13, 2010 Presentation ATRR Zonal Cost Forecast Updated: New Costs (PP and BP, $327M total increases) Updated In-Service Dates Re-calculated BP Transfers: $64M/yr from $31.2M/yr Costs Updated in Each Zone’s Results 3

4. www.spp.org Differential Analysis of New v. Old Forecast 2017 Differential = Change - Base 4

5. www.spp.org Differential Analysis of New v. Old Forecast 2017 Differential = Change - Base 5

6. www.spp.org New Zonal Results Presented Sunflower Electric Power Corporation City Utilities of Springfield Missouri Mid-Kansas Electric Company Western Farmers Electric Cooperative 6

7. www.spp.org Rate Impact Task Force Results Four Types of Customers Considered 1.1,000 kWh/mo residential 2.4,000 kWh/mo small commercial 3.Actual average residential 4.Actual average small commercial 7

8. www.spp.org Rate Impact Task Force Results, cont.  Monthly Incremental Cost Impact of Investment by Customer Rate Type Determined, 3% Straight Line Depreciation and Balancing Transfers Included  Selected Quantitative Monthly Benefits Impact by Customer Rate Type Used to Off-Set Costs  Monthly Rate Incremental Impact by Customer Rate Type Determined  Focus: 2017, Typical Peak Cost Year 8

9. www.spp.org 9

10. 10

11. www.spp.org Detailed Results by Type For Each Customer Type, “All-In-One” Graphs are Presented:  Monthly Cost Incremental to Current Bill (Red Bar)  Monthly Benefits Offset Cost (Green Bar)  Monthly Net Impact Incremental to Current Bill (Orange Bar with $/Month Value) 11

12. www.spp.org Summary RITF 2017 Results, 1,000 kWh/mo Residential 12

13. www.spp.org RITF 2017 Results, 4,000 kWh/mo Small Commercial 13

14. www.spp.org 14

15. www.spp.org RITF 2017 Results, Actual Average Residential 15

16. www.spp.org 16

17. www.spp.org Summary RITF Results, Actual Average Small Commercial 17

18. www.spp.org Detailed View of Each Result  For Each Customer Type by Zone  1000 kWh/mo Fixed Residential  4000 kWh/mo Fixed Small Commercial  Actual Average Residential  Actual Average Small Commercial  Each Result by Zone  Cost  Benefit  Net 18

19. www.spp.org Cost Results, 1,000 kWh/mo Residential 19

20. www.spp.org Benefits Results, 1,000 kWh/mo Residential, Shown as Negative Costs 20

21. www.spp.org Net Impact Results, 1,000 kWh/mo Residential 21

22. www.spp.org Cost Results, 4,000 kWh/mo Small Commercial 22

23. www.spp.org Benefit Results, 4,000 kWh/mo Small Commercial 23

24. www.spp.org Net Impact Results, 4,000 kWh/mo Small Commercial 24

25. www.spp.org Cost Results, Average Residential 25

26. www.spp.org Benefits Results, Average Residential 26

27. www.spp.org Net Impact Results, Average Residential 27

28. www.spp.org Cost Results, Average Small Commercial 28

29. www.spp.org Benefits Results, Average Small Commercial 29

30. www.spp.org Net Impact, Average Small Commercial 30

31. www.spp.org Differential Analysis of CWIP v. AFUDC  Base: AFUDC instead of CWIP  Change: CWIP  Differential = Change – Base AFUDC revenue requirement calculated by multiplying the Average Annual CWIP balance by the Weighted Average Cost of Capital CWIP revenue requirement calculated by multiplying the Average Annual CWIP balance by the Weighted Average Cost of Capital plus Taxes on CWIP Note: CWIP is included in the cost forecast but did not effect the 2017 results because the last CWIP payment is scheduled in 2014 31

32. www.spp.org Expected Results 32

33. www.spp.org CWIP Cost Allocation per Year, 2009-2014 As Reported by ITC and Prairie Wind 33

34. www.spp.org Pat Bourne Director - Transmission Policy pbourne@spp.org 501-614-3249 Dan Jones, PE Lead Regulatory Engineer djones@spp.org 501-688-1717 Dee Edmundson Engineer I dedmunson@spp.org 501-688-1778 34