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VCSLivestock, enteric fermentation, and manure management; Waste handling and disposalChina Registry: RegisteredAMS-III.D

Tech-Bank Swine Manure Composting Project in Jiangsu Province

VCS-5052 ↗

#931of 1329 in Industrial#897of 1084 in China#1018of 1339 in Verra (VCS)#62of 105 in AMS-III.D

4.5/ 10
Integrity
5.0
Transparency
4.0
Claim Safety
4.5
Documentation
4.0

Audit Analysis

A VCS-registered swine manure composting project in Jiangsu with a VVB-confirmed investment additionality test and standardised methodology (AMS-III.D/F), but undermined by a 26% discrepancy in lifetime ERR between the PDD and validation report, eight material findings including calculation errors and missing monitoring parameters, and the absence of any verified monitoring data. The project's inherent low non-permanence risk as a composting activity is partially offset by the lack of a stated buffer pool and a thin leakage justification.

Red Flags

  • 26% discrepancy in lifetime ERR: PDD states 564,360 tCO2e while the validation report (more recent, 2025-02-24) states 410,500 tCO2e — the lower figure is privileged but the unexplained gap raises over-crediting concerns
  • Eight material findings in the validation report include incorrect equations, missing monitoring parameters (VSLT,y, ECPJ,y, FC,y, CTt,y), and a misapplied default value for FEC,default — indicating the project design calculations were not fully robust at validation
  • No monitoring period or verified ERR data is available, so the project's actual performance cannot be assessed against its ex-ante claims
  • Minimum extraction confidence is rated low, suggesting at least one key document was poorly readable and the full evidentiary record may be incomplete

Credit Vintages

No issuances recorded on the registry.

Risk Indicators

Additionality

VVB-confirmed investment test; not legally required

Permanence

mixed evidence / unresolved risk

Leakage

0% deemed negligible; justification thin for manure context

Baseline

Project-specific, modelled; no reassessment date stated

Safeguards

FPIC conducted; grievance mechanism present

Double-claim

CORSIA and CCP status not stated in available documents

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Analysis ProvenanceScored2026-09-04AMS-III.D, AMS-III.F

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