InvestorInvestor FactFact SheetSheet October 2006

The Mosaic Company Mosaic Overview Balance Sheet Highlights We are one of the world's leading producers and marketers of concentrated phosphate and potash crop as of 08/31/2006 nutrients and a supplier of nitrogen. For the global Total Equity: agriculture industry, Mosaic is a single source for NET SALES BY BUSINESS SEGM ENT $3.6 billion Percent of sales phosphates, potash, nitrogen fertilizers and feed Fiscal Year 2006 NITROGEN Total Debt: ingredients. $2.6 billion 3 POTASH Total Capital: We operate with the following four business segments: 21 $6.2 billion Debt - Capital Ratio: Phosphates (53% of Sales) 41.9% Mosaic’s Phosphates segment consists of mines and Operating Working Capital: processing plants in that produce phosphate 53 fertilizer and feed phosphate. We also own and operate 23 $331.9 million processing plants in Louisiana that produce phosphate OFFSHORE fertilizer. Our phosphate fertilizer and feed phosphate Stock Information products are sold throughout the world. PHOSPHATES as of 08/31/2006 NYSE Symbol: MOS Offshore (23% of Sales) Outstanding: 437.4 million Mosaic’s Offshore segment consists of fertilizer blending Market Capitalization: $7.1 billion and bagging facilities, port terminals and warehouses in Fiscal Year End: May 31 11 countries including production facilities in Brazil and China. We are one of the largest producers and distributors of blended fertilizers for agricultural use in Credit Ratings Brazil. Nitrogen (3% of Sales) S&P: BB Mosaic’s Nitrogen segment includes the Moody’s: B2 Potash (21% of Sales) exclusive marketing of nitrogen products for Mosaic’s Potash segment consists of mining and Saskferco Products Inc., a Saskatchewan- based corporation owned 50% by Mosaic, as Analyst Coverage processing facilities in Canada and the . We operate four potash mines in Saskatchewan, one well as nitrogen products purchased from third Bank of America – Marshall Reid mine in New Mexico and one mine in Michigan. Our parties and sold by Mosaic. BMO Nesbitt Burns – Edwin Chee potash is sold throughout the world, principally as Citigroup – Brian Yu fertilizer. Goldman Sachs – Edlain Rodriguez JP Morgan – David Silver Merrill Lynch – Don Carson UBS – Jaret Anderson

Corporate Contact 3033 Campus Drive FISCAL 2007 GOALS Suite E490 ………………………………………………………………………………………………………………………………………………….. Plymouth, MN 55441

800.918.8270 (phone) GENERATE PAY DOWN EXECUTE 763.577.2986 (fax) CASH DEBT www.mosaicco.com

Investor Contact Douglas Hoadley TO MEET OUR GOALS, WE WILL: ………………………………………………………………………………………………………………………………………………….. 763.577.2867 (phone) 763.577.2986 (fax) *Improve Customer Focus [email protected] *Improve Cost Competitiveness

Public Affairs Contact *Demonstrate Operations Excellence Linda Thrasher *Strengthen Balance Sheet 763.577.2864 (phone) 763.577.2987 (fax) *Develop Land Strategy ………………………………………………………………………………………………………………………………………………….. [email protected] Financial Highlights - for 1st quarter FY 2007 ending 8/31/06 9Sales Revenue $ 1.29 billion 1st Quarter FY 2007 EBITDA 9EBITDA * $ 0.23 billion Reconciliation to US GAAP 9Debt $ 2.57 billion Net Earnings $ 109.0 9Total Assets $ 8.75 billion Interest $ 5 4.7 ¾Approximately 7000 Employees Worldwide Income Taxes $ 7.4 ¾Selected World Capacity Rankings: D, D, & A $ 7 5.4 9#1 Phosphate Fertilizer Capacity with 15% of World Capacity Amortization (Contracts & Fees) $ ( 15.1) 9#1 Phosphoric Acid Capacity with 12% of World Capacity EBITDA Total $ 231.4 9#2 Phosphate Rock Mining with 11% of World Capacity 9#2 Potash Mining and Processing with 13% of World Capacity ¾Distribution facilities in 11 countries, including top five nutrient-consuming countries in the world

¾ Four phosphate rock mines and four phosphate plants, six potash production facilities In fiscal 2006, North America sales represented and one nitrogen production facility in North America more than one-third of our net sales.

2006 Phosphate Rock Capacity, by Mine 2006 Phosphate Production Capacity, by Plant 2006 Potash Capacity, by Mine (1,000 Tonnes Rock) (1,000 Tonnes Product) (1,000 Tonnes Product)

MINE CAPACITY PRODUCT (DAP, MAP, MES) CAPACITY MINE PRODUCT CAPACITY Four Corners 6 ,350 Bartow 2,280 Belle Plaine, SK White MOP 2760 Hookers Prairie 2 ,090 New Wales 3,860 Colonsay, SK Red MOP 1810 Hopewell 550 Riverview 1,880 Esterhazy, SK Red MOP 3810 South Fort Meade 6 ,000 Faustina 1,920 Carlsbad Red MOP 540 Mosaic Capacity 14,990 Total 9,940 K-Mag® 1200 Feed Phosphates 1,000 Hersey, MI White MOP 150 Mosaic Capacity 10,940 North America Total 10270 Third Party Toll Production 953 Mosaic Capacity 9317

Mosaic executed the strategy to restructure its Phosphates business in 2006 by closing the most costly operations. Phosphoric Acid Capacity The indefinite closure of the Fort Green, Florida, phosphate rock mine and the South Pierce and Green Bay, Florida, granulation plants is expected to favorably affect Phosphates earnings by more than 5 4

$100 million in fiscal 2007 based on operational 5 O

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* EBITDA and adjusted EBITDA reconciliation to US GAAP provided in box. t 0 Certain statements contained herein constitute “forward-looking statements” as that term is defined under the Private Securities Litigation Reform c P ai CS ro Act of 1995. Such statements include, but are not limited to, statements about future financial and operating results. Such statements are based s OC P g sA upon the current beliefs and expectations of ’s management and are subject to significant risks and uncertainties. These Mo o risks and uncertainties include but are not limited to the predictability of fertilizer, raw material and energy markets subject to competitive market Ph pressures; changes in foreign currency and exchange rates; international trade risks including, but not limited to, changes in policy by foreign governments; changes in environmental and other governmental regulation; the ability to successfully integrate the former operations of Crop Nutrition and IMC Global Inc. and the ability to fully realize the expected cost savings from their business combination within expected time frames; adverse weather conditions affecting operations in central Florida or the Gulf Coast of the United States, including potential hurricanes or excess rainfall; actual costs of closure of the South Pierce, Green Bay and Fort Green facilities differing from management’s current estimates; Potash Capacity realization of management’s expectations regarding reduced raw material or operating costs, reduced capital expenditures and improved cash flow and anticipated time frames for the closures and the ability to obtain any requisite waivers or amendments from regulatory agencies with oversight of The Mosaic Company or its phosphate business, as well as other risks and uncertainties reported from time to time in The Mosaic 13 Company’s reports filed with the Securities and Exchange Commission. Actual results may differ from those set forth in the forward-looking 12 statements.

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