Mercury | Sustainability & Chart

NZMRPE0001S2

Basic information on Mercury

Location: New Zealand

Industry: Utilities

Website

Impact Score

Description Mercury

Mercury NZ Ltd is a New Zealand-based electricity generation and retail company, primarily focused on sustainable energy, including wind, hydro, and geothermal power.

Mercury Sustainability Performance

Climate

Renewable Energy

No data available for Mercury. Target value per method: min. 100%

Greenhouse Gas Emissions

Mercury emits 56,8 times its CO₂ budget of 3,859 tons of CO₂ equivalent. Target value per method: max. 100% of CO₂ budget

Supply Chain

Taking into account the entire supply chain, Mercury emits 110,1 times its CO₂ budget of 3,859 tons of CO₂ equivalent. Target value per method: max. 100% of CO₂ budget

Recycling and Recovery of Waste

No data available for Mercury. Target value per method: min. 75%

Society

61%

Union Formation and Collective Bargaining Power

No data available for Mercury. Target value per method: min. 80%

CEO Pay Ratio

CEO Stewart Hamilton earns 17 times the median salary of employees. Target value per method: max. 30 times

Employee Turnover Rate

Mercury has an employee turnover rate of 11,4%. Target value per method: max. 5%

Harassment and Discrimination at the Workplace

Mercury meets 4 quality criteria for handling harassment and discrimination at the workplace. Target value per method: 4 quality criteria

Gender

74%

Women on Board

Mercury has 35,3% women across its top leadership and supervisory bodies. Target value per method: min. 40%

Gender Pay Gap

Mercury has a gender pay gap of 34,4%. Target value per method: max. 3%

Women in Management

Mercury employs 45% female managers. Target value per method: min. 40%

Glass Ceiling

The proportion of women in senior management at Mercury is 88,2% of the proportion of women in the overall workforce. Target value per method: min. 90%

Sustainable [100]

Almost sustainable [67-99]

Moderate [34-66]

Not sustainable [0-33]

No data

Renewable Energy

Greenhouse Gas Emissions

Supply Chain

Waste Recycling

Sustainable [100]

Almost sustainable [67-99]

Moderate [34-66]

Not sustainable [0-33]

No data

We measure the sustainability of companies based on 12 criteria.Indicators range from 0 to 100: values from 0 to 33 are shown in red (“not sustainable”), values from 34 to 66 in yellow (“moderate”), values from 67 to 99 in light green (“almost sustainable”), and a value of 100 in green (“sustainable”). Learn more about our method.

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Mercury

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Impact Score

Climate

Society

Gender

61%

74%

Mercury

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Impact Score

Climate

Society

Gender

Sources of sustainability performance

Metric	Value	Unit	Year	PDF Name	PDF Page
CEO Pay Ratio
CEO name	Stewart Hamilton		2025	mercury-2025-integrated-report_final-(1).pdf	123
CEO-to-median-salary-ratio	17	Ratio	2025	mercury-2025-integrated-report_final-(1).pdf	123
Employee Turnover Rate
Voluntary employee turnover	11,4	%	2025	mercury-2025-integrated-report_final-(1).pdf	137
Gender Pay Gap
Unadjusted gender pay gap	34,4	%	2025	mercury-2025-integrated-report_final-(1).pdf	114
Glass Ceiling
Women in management	45	%	2025	mercury-2025-integrated-report_final-(1).pdf	114
Women in workforce	51	%	2025	mercury-2025-integrated-report_final-(1).pdf	114
Greenhouse Gas Emissions
Scope 1 emissions	216 995	tCO2e	2025	mercury-2025-integrated-report_final-(1).pdf	84
Scope 2 emissions, location based	2 353	tCO2e	2025	mercury-2025-integrated-report_final-(1).pdf	84
Number of employees	794	people	2025	mercury-2025-integrated-report_final-(1).pdf	123
Harassment and Discrimination at the Workplace
Anti-discrimination policy	Yes		2025	mercury-code-of-conduct-august-2024.pdf	11
Incident notification mechanism	Yes		2025	mercury-code-of-conduct-august-2024.pdf	15
Retaliation safeguards	Yes		2025	mercury-2025-integrated-report_final-(1).pdf	112
Confidentiality mechanisms	Yes		2025	mercury-code-of-conduct-august-2024.pdf	13
Supply Chain
Scope 2 emissions, location based	2 353	tCO2e	2025	mercury-2025-integrated-report_final-(1).pdf	84
Number of employees	794	people	2025	mercury-2025-integrated-report_final-(1).pdf	123
Scope 3 emissions	205 443	tCO2e,	2025	mercury-2025-integrated-report_final-(1).pdf	84
Scope 1 emissions	216 995	tCO2e	2025	mercury-2025-integrated-report_final-(1).pdf	84
Women on Board
Supervisory board size	9	people	2025	mercury-2025-integrated-report_final-(1).pdf	124
Women on executive board	3	people	2025	mercury-2025-integrated-report_final-(1).pdf	99
Executive board size	8	people	2025	mercury-2025-integrated-report_final-(1).pdf	99
Women on supervisory board	3	women	2025	mercury-2025-integrated-report_final-(1).pdf	114
Women in Management
Women in management	45	%	2025	mercury-2025-integrated-report_final-(1).pdf	114

Note: The PDF pages given here refer to the page in the PDF document, which is not necessarily the one found in the footer of the page. For example, page 10 is the 10th page in the document, even if it is labeled as page 8.

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Mercury | Sustainability & Chart

Basic information on Mercury

Description Mercury

Mercury Sustainability Performance

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Mercury

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Sources of sustainability performance

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