EXHIBIT 10(c) MONTHLY SERVICER'S CERTIFICATE CONSUMERS FUNDING LLC $468,592,000 SECURITIZATION BONDS, SERIES Pursuant to Section 3.05 of the Servicing Agreement dated as of November 8, 2001 (the "Consumers Servicing Agreement") between Consumers Energy Company, as Servicer and Consumers Funding LLC, as Issuer, the Servicer does hereby certify as follows: Capitalized terms used in the Monthly Servicer's Certificate (the "Monthly Certificate") have their respective meanings as set forth in the Servicing Agreement. References herein to certain sections and subsections are references to the respective sections of the Servicing Agreement. Current BILLING MONTH: June 2005 CURRENT BILLING MONTH 6/3/2005 - 7/1/2005 COLLECTION CURVE 100% STANDARD BILLING FOR PRIOR BILLING MONTH Residential Total Billed $105,854,790 Residential SECURITIZATION CHARGE (SC) Billed $ 1,125,778 1.064% Commercial Total Billed $ 77,114,638 Commercial SECURITIZATION CHARGE (SC) Billed $ 1,316,183 1.707% Industrial Total Billed $ 42,496,465 Industrial SECURITIZATION CHARGE (SC) Billed $ 1,296,619 3.051% YTD NET WRITE-OFFS AS A % OF BILLED REVENUE Non-Residential Customer Net Write-offs 0.190% Residential Customer Net Write-offs 0.300% Total Net Write-offs 0.240% AGGREGATE SC COLLECTIONS TOTAL SC REMITTED FOR BILLING MONTH Residential Class SC Collected $ 1,163,039 Commercial Class SC Collected $ 1,209,684 Industrial Class SC Collected $ 1,317,250 Total SC Collected $ 3,689,973 Aggregate SC Remittances for April 2005 BILLING MONTH $ 3,734,209 Aggregate SC Remittances for May 2005 BILLING MONTH $ 3,805,342 Aggregate SC Remittances for June 2005 BILLING MONTH $ 3,689,973 TOTAL CURRENT SC REMITTANCES $ 11,229,524 Page 1 of 3 CURRENT BILLING MONTH 6/3/2005 - 7/1/2005 COLLECTION CURVE 100% CALCULATED SC COLLECTED AMOUNT RESIDENTIAL A-1 Residential SC Collected $1,108,771 A-3 Residential T.O.D. SC Collected $ 3,712 A-4 Alternate Residence SC Collected $ 25,275 A-5 Residential Farm/Life Support SC Collected $ 25,281 TOTAL RESIDENTIAL SC COLLECTED $1,163,039 COMMERCIAL B-1 General Primary (041) SC Collected $ 20,929 B-General Secondary (010) SC Collected $ 228,196 C- General Secondary (011) SC Collected $ 402,750 D-General Primary (018) SC Collected $ 261,214 F-Primary High Load Factor (032) SC Collected $ 44,408 GH-General Service Heating (013) SC Collected $ 3,525 H- Water Heating Service (014) SC Collected $ 533 L-1 General Energy-Only Street Lighting SC Collected $ 1,798 L-2 General Service (Cust Owned) St Light SC Collected $ 786 L-3 General Service (Co Owned) St Light SC Collected $ 9,373 PS-1 General Secondary Public Pumping SC Collected $ 6,329 PS-2 General Primary Public Pumping SC Collected $ 8,698 PS-3 General Optional Primary Public Pumping SC Collected $ 37,084 R-1 General Secondary Resale SC Collected $ 15 R-2 General Secondary Resale SC Collected $ 822 R-3 General Primary Resale SC Collected $ 23,461 ROA-P Retail Open Access Primary (110) SC Collected $ 107,601 ROA-S Retail Open Access Secondary Com SC Collected $ 40,566 SC - Special Contract Commercial SC Collected $ 1,943 SPEC Grand Rapids Special Contract SC Collected $ 4,702 UR-General Unmetered SC Collected $ 4,951 TOTAL COMMERCIAL SC COLLECTED $1,209,684 INDUSTRIAL B-1 General Primary (042) SC Collected $ 17,230 B-General Secondary (020) SC Collected $ 31,235 C- General Secondary (021) SC Collected $ 62,987 CG-Cogeneration/Small Power Production Purchase SC Collected $ 3,496 D-General Primary (028) SC Collected $ 445,811 F-Primary High Load Factor (033) SC Collected $ 52,988 GH-General Service Heating (023) SC Collected $ 31 GMD General Motors SC Collected $ 50,132 GMF General Motors SC Collected $ 109,890 GMJ-1 General Motors SC Collected $ 7,120 H- Water Heating Service (024) SC Collected $ 0 I-General Primary Interruptible (034) SC Collected $ 2,746 Page 2 of 3 CURRENT BILLING MONTH 6/3/2005 - 7/1/2005 COLLECTION CURVE 100% J-1General Alternative Electric Metal Melting SC Collected $ 33,013 J-General Primary Electric Furnace (037) SC Collected $ 5,558 R-3 General Primary Resale (027) SC Collected $ 1,122 ROA-P Retail Open Access Primary (111) SC Collected $ 325,264 ROA-S Retail Open Access Secondary Ind SC Collected $ 6,758 SC - Special Contract Industrial SC Collected $ 161,869 TOTAL INDUSTRIAL SC COLLECTED $1,317,250 TOTAL SC COLLECTED $3,689,973 Executed as of this 15th day of July 2005. CONSUMERS ENERGY COMPANY AS SERVICER /s/ Glenn P. Barba --------------------------------------- Glenn P. Barba, Vice President, Controller and Chief Accounting Officer CC: Consumers Funding LLC One Energy Plaza Jackson, Mi 49201 Page 3 of 3