BINZHOU TOPIGS NORSVIN BREEDING SWINE CO., LTD. BINHAI SWINE FARM BIOGAS RECOVERY AND UTILIZATION PROJECT
Score Breakdown
Integrity
verified Additionality was confirmed by the VVB, and the project uses the project baseline approach under AMS-III.D.
missing Leakage is not addressed in the extracted record, and reversal events are not discussed.
Transparency
verified The project has a named VVB, a defined monitoring period from 2020-08-05 to 2023-05-31, and claimed emissions reductions match verified reductions at 20,326.
missing The monitoring method for gas use is not stated, and CORSIA eligibility is not found in the available documents.
Claim Safety
verified Claimed and verified emission reductions are identical at 20,326, which reduces immediate over-issuance concern.
missing Leakage treatment is missing, and the baseline is project-specific rather than a recently reassessed standardized baseline.
Documentation
verified The record draws on multiple document types, including validation, monitoring, PDD, and issuance materials, with high extraction confidence.
missing Four corrective actions were identified in the monitoring period, and several important fields remain unstated in the extracted documents.
Detailed Analysis
Integrity
The monitoring report confirms additionality was verified by CTI Certification CO.,LTD., and the project uses a project baseline under AMS-III.D. No material findings were reported, which supports the core project case. Still, leakage is explicitly not addressed in the extracted record, and reversal events or buffer pool coverage are not stated, which weakens permanence and overall integrity.
Transparency
Transparency is helped by the presence of a named VVB, a clear monitoring period, and matching claimed and verified reductions of 20,326. The extracted record also includes multiple source documents and high extraction confidence. However, the gas usage monitoring method is not stated, and CORSIA eligibility is not found, leaving important MRV and registry clarity gaps.
Claim Safety
The fact that claimed and verified reductions are identical at 20,326 lowers immediate over-crediting concern. Even so, leakage is not addressed and there is no quantified deduction, which raises the risk that net climate benefit is overstated. The baseline is project-specific rather than a jurisdictional or recently reassessed standardized baseline, so claim safety is only moderate.
Documentation
Documentation quality is reasonably good because the extracted record draws from validation, monitoring, PDD, and issuance documents, and extraction confidence is high. The monitoring report is recent relative to the crediting period, but four corrective actions were identified in the period. Several key fields remain unstated, including buffer pool coverage, reversal treatment, and usage monitoring details, which limits completeness.
Overall
There are no contradictions listed in the extracted record, so no document-priority conflict needed to be resolved. I privileged the monitoring report for verified issuance figures and operational findings, while using the validation report for additionality confirmation. Overall quality is moderate: the project appears real and verified, but missing leakage, permanence, and monitoring detail prevent a stronger score.
Audit Analysis
This is a registered VCS biogas project with VVB-confirmed additionality and no material findings reported in the monitoring report. However, key risk controls are not fully documented in the extracted record, including leakage treatment, reversal handling, and the monitoring method for gas use, which limits confidence in the claimed reductions.
Project Description
Proponent: Binzhou Topigs Norsvin Breeding Swine Co., Ltd. Binhai Branch Protocol categories: Energy industries (renewable/non-renewable sources); Livestock, enteric fermentation, and manure management; Waste handling and disposal Protocols: AMS-III.D. Estimated annual GHG reductions: 11795 tCO2e Region: Asia Registration date: 2022-12-28
Red Flags
- Leakage is marked as not addressed, with no quantified deduction or justification found in the extracted monitoring record.
- Reversal handling and buffer pool coverage are not stated, and the record notes four corrective actions in the monitoring period.
Credit Vintages
| Issued | Retired | Available | ||
|---|---|---|---|---|
| 2020 | 4,002 | 4,002 | 0 | |
| 2021 | 2,808 | 2,808 | 0 | |
| 2022 | 8,451 | 0 | 8,451 | |
| 2023 | 5,065 | 0 | 5,065 | |
| Total | 20,326 | 6,810 | 13,516 |
Cosa migliorerebbe questo punteggio
- Provide a quantified leakage assessment and, if applicable, a documented deduction with methodology justification.
- Disclose reversal risk management, including buffer pool treatment or other permanence safeguards, and the detailed gas usage monitoring method.
Questi suggerimenti indicano quali prove pubbliche aggiuntive potrebbero migliorare il livello di confidenza di questa valutazione. Non garantiscono un punteggio futuro più alto.
Risk Indicators
VVB-confirmed additionality
No buffer or reversal detail stated
Leakage not addressed
Project baseline, reassessment not stated
FPIC and grievance mechanism documented
CORSIA/CCP status not stated
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