14.   MINING ASSETS VALUATION

14.4  

Enterprise Value – Basis of Valuation

The Enterprise Values are based on the application of Discounted Cash Flow (“DCF”) techniques to the post-tax pre-finance cashflows represented by the FMs as developed for each Material Property. The FMs are based on the various LoM Plans, including the TEPs (Section 12).

In generating the FMs and deriving the Enterprise Values, SRK specifically have:

  • Incorporated the macro-economic forecasts as reflected in Table 1.2 and Table 1.3;
  • Incorporated the commodity price forecasts as reflected Section 13;
  • Determined WACCs which reflect the countries in which the Material Properties are located and the currency of the FMs (Table 14.1);
  • The discount rate used for projects is 16.2% (nominal), which includes a risk premium of 3.95% to reflect the higher risk associated with these projects;
  • Relied upon Kumba and Eyesizwe for all accounting inputs as required for the generation of the FMs in respect of Taxation: Table 14.2 provides details of taxation input parameters used in the FMs;
  • Relied upon Kumba and Eyesizwe to the extent that for all accounting inputs as required for the generation of the FMs in respect of the Net Movement in Working Capital. The opening balances used in the FMs are reflected in Table 14.3 and Table 14.4;
  • Incorporated the royalty calculations as indicated in Table 12.1;
  • Relied upon Kumba and Eyesizwe that the calculation of nominal cash flows is in accordance with the fiscal regime within which the Material Properties operate;
  • Reported Enterprise Values for the Material Properties as at 1 January 2006 which are based on a DCF valuation of the post-tax pre-finance cash flows resulting form the FMs;
  • Performed sensitivity analyses to ascertain the impact of discount factors, commodity prices, total working costs and capital expenditures;
  • Excluded the impact of salvage value on cessation of mining operations;
  • Excluded the impact of Secondary Taxation on Companies for the Assets.

Table 14.1 WACC Calculations for Material Properties Located in South Africa and Australia

Parameter   Units    South African Assets Australian Assets
Assumptions      
Average tax rate (%) 29.00% 30.00%
Inflation rate – long term (%) 5.00% 2.25%
Debt as percentage of capital (%) 30.00% 30.00%
Cost of Debt      
Pre-tax cost of debt – long term (%) 10.00% 7.25%
Less: Tax shield (%) –2.90% –2.20%
After-tax cost of debt (%) 7.10% 5.05%
Cost of Equity      
Risk-free rate (%) 7.70% 5.70%
Beta-weighted market risk premium      
– Equity market risk premium (%) 5.00% 5.00%
– Beta   1.35 1.35
Cost of equity (%) 14.45% 12.45%
Weighted Average Cost of Capital      
Debt (30.00%) (%) 2.13% 1.51%
Equity (70.00%) (%) 10.12% 8.72%
WACC (Nominal) (%) 12.25% 10.23%
 

Table 14.2 Taxation Input Parameters as at 1 January 2006

Material Property Assessed Loss Unredeemed Capex Corporate Taxation
  (ZARm) (ZARm) (%)
Sishen Mine     29
Thabazimbi Mine     29
Grootegeluk Mine     29
Leeuwpan Mine     29
Tshikondeni Mine     29
Arnot Colliery     29
Matla Colliery     29
New Clydesdale Colliery     29
Twistdraai Colliery     29
Ticor 580   30
Ticor SA 1,219 819 29
Rosh Pinah 14   38
Zincor     29
Chifeng Phase II      
Glen Douglas     29
Kumba Ferroalloys     29
         

Table 14.3 Working Capital Input Parameters as at 1 January 2006: Opening Balances

Material Property Units Debtors Creditors Stores
Sishen Mine (ZARm) 931.8 (353.0) 407.8
Thabazimbi Mine(1) (ZARm) 69.3 (552.0) 103.0
Grootegeluk Mine (ZARm) 188.2 (234.1) 85.6
Leeuwpan Mine (ZARm) 33.2 (31.0) 11.2
Tshikondeni Mine (ZARm) 33.9 (33.0) 9.4
Arnot Colliery (ZARm) 95.6 (76.9) 4.7
Matla Colliery (ZARm) 76.7 (71.9) 12.7
New Clydesdale Colliery (ZARm) 94.9 (37.7) 23.9
North Block Complex (ZARm) 68.7 (25.7) 15.2
Tiwest JV (ZARm) 350.1 (145.1) 238.9
Hillendale Mine, Fairbreeze Project, Block P (ZARm) 59 (46) 311
Ticor Smelter (ZARm) 148 (40) 64
Rosh Pinah (ZARm) 36.5 (48.6) 81.0
Zincor (ZARm) 146.0 (74.4) 155.0
Glen Douglas (ZARm) 11.9 (13.7) 4.8
Kumba FerroAlloys (ZARm) 1.9 (4.2) 2.4
Head Office and Other (ZARm) 56.0 (313) 8
(1) Working capital number includes the Mittal Steel loan account.
         

Table 14.4 Working Capital Input Parameters as at 1 January 2006: Days

Material Property Units Debtors Creditors Stores
Sishen Mine (days) 45 30 30
Thabazimbi Mine (days) 30 45 60
Grootegeluk Mine (days) 30 45 12
Leeuwpan Mine (days) 30 45 30
Tshikondeni Mine (days) 30 30 12
Arnot Colliery (days) 45 45  
Matla Colliery (days) 45 45  
New Clydesdale Colliery (days) 35 45  
North Block Complex (days) 45 45  
Hillendale Mine, Fairbreeze Project, Block P (days) 45 45 30
Ticor Smelter (days) 60 30 30
Tiwest JV (days) 120 90 30
Rosh Pinah (days) 30 30 30
Zincor (days) 36 55 40
Glen Douglas (days) 30 30  
Kumba FerroAlloys (days) 9 30  



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