On p.3, "In 2020, we hired an independent party to oversee an enterprise-wide modern slavery risk assessment, which aims to review Google against modern slavery indicators to help us understand potential gaps and opportunities for improvement, or identify new potential modern slavery risks that have emerged in our business operations and supply chains. We intend to complete the modern slavery risk assessment in 2021 with a report of findings and remediation plans to our Supplier Responsibility Steering Team and the Compliance Steering Committee"
The results of this audit are intended to identify modern slavery risks that have emerged in Google's business operations and supply chains. Google did not disclose any business KPIs within its statement. Since the results are pending, the metric is 'in development'.