Assess the environmental, social, and governance (ESG) performance of Alphabet Inc. based on the following sustainability metrics for the fiscal year 2023:

• Carbon Emissions Reduction: 20%
• Diversity and Inclusion Index Score: 90/100
• Board Diversity Ratio: 40%

Environmental, social, and governance (ESG) criteria are used by investors and stakeholders to evaluate a company's sustainability and ethical practices. Analyze Alphabet Inc.'s ESG performance using the provided sustainability metrics and interpret the results to assess its commitment to environmental stewardship, social responsibility, and corporate governance. This analysis aids stakeholders in making socially responsible investment decisions and supporting sustainable businesses.