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

Nanyang Dongjia Composting Project in Fangcheng County

VCS-3047 ↗

#124of 1329 in Industrial#234of 1084 in China#280of 1339 in Verra (VCS)#8of 43 in AMS-III.F

5.8/ 10
Integrity
5.5
Transparency
6.0
Claim Safety
6.0
Documentation
5.5

Audit Analysis

The Nanyang Dongjia Composting Project is a registered VCS project using the simplified AMS-III.F methodology for manure composting, with VVB-confirmed additionality via an investment test and a measured project-specific baseline. The project over-delivered relative to its ex-ante estimate (175% of expectation for the first monitoring period), which is a positive signal, but the 0% leakage deduction is contradicted by the validation report and multiple material findings (seven CARs) reveal gaps in the investment analysis and monitoring protocol. Overall, the project is moderately robust but carries documentation and leakage-justification weaknesses that limit confidence.

Red Flags

  • Leakage deduction of 0% is justified as 'quantified' in the monitoring report, yet the validation report (2023-01-31) states leakage was 'not addressed' — a direct contradiction that undermines the credibility of the zero-deduction claim.
  • Seven material findings (CARs) were raised during verification, including missing investment-analysis dates, unvalidated input values, and absent monitoring requirements from AMS-III.F paragraphs 33–34, indicating the additionality and MRV framework was not fully robust at the time of verification.
  • No buffer pool percentage or reversal-event history is stated in any available document, leaving the permanence risk for this 15-year crediting period unquantified.
  • The validation report and verification report both carry the date 2024-12-05 in the ERR contradiction, which is inconsistent with the validation report's 2023-01-31 date in the leakage contradiction, raising questions about document dating and data integrity.

Credit Vintages

IssuedRetiredAvailable
2020
9,54409,544
2021
57,741057,741
2022
36,533036,533
Total103,8180103,818

Risk Indicators

Additionality

VVB-confirmed but CARs on investment analysis

Permanence

mixed evidence / unresolved risk

Leakage

0% deduction contradicted across documents

Baseline

Project-specific, measured; reassessment not yet due

Safeguards

FPIC, grievance mechanism, and safeguards documented

Double-claim

CORSIA and CCP status not stated

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Analysis ProvenanceScored2026-09-03AMS-III.F

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