Social Performance

ตาราง Sustainability Indicators

Sustainability Indicators	Unit	2023	2024	2024 Target
Environmental Policy & Management System
Environmental investment: Electricity efficiency improvement at 6 airports	Baht	27,590,790.50	74,031,200.00
Cost savings from environmental development	Baht	16,044,195.49	5,820,188.53
Data coverage	Percent	50.00	100.00
Proportion of investment in low-carbon service innovation to total AOT revenue	Percent	n.d.	100.00
Proportion of revenue from low-carbon service innovation to total AOT revenue	Percent	n.d.	n.d.
Environmental legal violations	Cases	0.00	0.00
Energy
Total energy consumption	MWh	974,738.58	597,544.36	597,544.36**
Total coal energy consumption	MWh	n.d.	n.d.
Total clean energy consumption	MWh	293.62	n.d.
Electricity	MWh	974,444.96	597,544.36
Heating	MWh	n.d.	n.d.
Cooling	MWh	n.d.	n.d.
Steam	MWh	n.d.	n.d.
Energy intensity	MWh per passenger	n.d.	0.01
Total energy sold	MWh	n.d.	n.d.
Electricity sold	MWh	n.d.	n.d.
Heating sold	MWh	n.d.	n.d.
Cooling sold	MWh	n.d.	n.d.
Steam sold	MWh	n.d.	n.d.
Total upstream and downstream external energy consumption (e.g. purchased goods/services, employee travel, investments, leased spaces)	MWh	n.d.	n.d.
Energy reduction from Suvarnabhumi Airport Solar Roof project	MWh	n.d.	9,529.95
Energy reduction from purchased goods/services	MWh	n.d.	n.d.
Coverage of energy data reporting	Percent	100.00	100.00
Waste & Pollutants
Total waste generated	Metric tons	50,758.8	54,991.87
Non-hazardous waste	Metric tons	n.d.	54,859.55
Hazardous waste	Metric tons	n.d.	132.33
Plastic waste	Metric tons	n.d.	n.d.
Total waste reused or recycled	Metric tons	973.84	21,050.91
Hazardous waste reused or recycled	Metric tons	n.d.	n.d.
Non-hazardous waste reused or recycled	Metric tons	n.d.	21,050.91
Total waste disposed	Metric tons	12,644.27	49,590.99
Landfilled waste	Metric tons	4,938.03	33,805.95
Incinerated waste with energy recovery	Metric tons	7,706.24	15,785.04
Incinerated waste without energy recovery	Metric tons	0.00	0.00
Other disposal methods	Metric tons	0.00	0.00
Coverage of waste management data reporting	Percent	100.00	100
Water
Total external water withdrawal	Thousand cubic meters	8,454.13	22,766.09
Surface water	Thousand cubic meters	n.d.	0.00
Groundwater	Thousand cubic meters	n.d.	329.85
Brackish water	Thousand cubic meters	n.d.	0.00
Water from partners	Thousand cubic meters	n.d.	9,341.24
Water withdrawal in water-stressed areas	Percent	n.d.	0.00
Seawater	Thousand cubic meters	n.d.	13,095.00
Total water discharged	Thousand cubic meters	980.43	3,840.49
Discharged to surface water	Thousand cubic meters	n.d.	3,840.49
Discharged to groundwater	Thousand cubic meters	n.d.	0.00
Discharged to seawater	Thousand cubic meters	n.d.	0.00
Managed by partners	Thousand cubic meters	n.d.	0.00
Water discharge in water-stressed areas	Percent	n.d.	0.00
Total water consumption	Thousand cubic meters	7,521.00	9,186.44
Surface water	Thousand cubic meters	n.d.	0.00
Groundwater	Thousand cubic meters	n.d.	329.85
Brackish water	Thousand cubic meters	n.d.	0.00
Water from partners	Thousand cubic meters	n.d.	9,341.24
Water consumption in water-stressed areas	Percent	n.d.	0.00
Reused water	Thousand cubic meters	n.d.	484.65
Coverage of water management data reporting	Percent	100.00	100.00
Climate Strategy*
GHG emissions Scope 1	Tons CO₂ equivalent	2,941.58	2,857.60	3,174.69*
Coverage of Scope 1 GHG data reporting	Percent	100.00	100.00
GHG emissions Scope 2	Tons CO₂ equivalent	284,837.17	259,566.22	286,821.29*
Coverage of Scope 2 GHG data reporting	Percent	100.00	100.00
Total GHG emissions Scope 1 + 2		287,779.00	262,423.82
GHG emissions Scope 3	Tons CO₂ equivalent	90,225.90	113,204.34
Electricity consumption by tenants	Tons CO₂ equivalent	90,225.90	113,204.34
Biodiversity
Total AOT operational sites	Count	6.00	6.00
AOT operational sites with biodiversity impact assessments	Count	5.00	5.00
AOT operational sites located near key biodiversity areas or with high biodiversity impact assessment results	Count	2.00	2.00
Coverage of biodiversity impact management approach	Percent	100.00	100.00

Labour Practices
Workplace discrimination cases	Cases	1.00	0.00	0.00
Confirmed cases of sexual harassment in the workplace	Cases	0.00	0.00	0.00
Number of AOT Employees (excluding contractors)
Total employees	Persons	6,859	6,876
Male employees	Persons	4,120	4,132
Female employees	Persons	2,739	2,744
Employees from underrepresented groups (e.g. persons with disabilities, ethnic minorities)*	Count	0.00	0.00
Proportion of female employees	Percent	41.59	39.91
Proportion of female executives in revenue-generating functions	Percent	34.59	58.53
Proportion of female executives at levels 7–8	Percent	49.82	49.93
Proportion of female executives at levels 9–11	Percent	48.27	33.74
Proportion of female employees in STEM-related functions	Percent	18.66	6.38
Total proportion of female executives (levels 7–11)	Percent	49.01	48.30
Employee Distribution by Age
Employees under 30 years old	Percent	n.d.	6.98
Employees aged 30–50 years	Percent	n.d.	74.69
Employees over 50 years old	Percent	n.d.	18.33
Employee Distribution by Religion
Buddhism: All employees	Percent	93.79	92.82
Buddhism: Executives (Levels 7–11)	Percent	95.76	22.82
Christianity: All employees	Percent	0.87	0.90
Christianity: Executives (Levels 7–11)	Percent	0.74	0.23
Islam: All employees	Percent	3.08	3.16
Islam: Executives (Levels 7–11)	Percent	3.33	1.60
Average Remuneration (Salary Only)
Male executives (Levels 9–11)	Baht	1,973,145.45	2,018,040.00
Female executives (Levels 9–11)	Baht	2,095,098.00	2,155,356.00
Female-to-male remuneration ratio (Levels 9–11)	Percent	106.18	106.80
Male executives (Levels 7–8)	Baht	1,136,093.85	1,172,472.00
Female executives (Levels 7–8)	Baht	1,203,363.76	1,250,652.00
Female-to-male remuneration ratio (Levels 7–8)	Percent	105.92	106.67
Male general employees	Baht	410,622.66	414,888.00
Female general employees	Baht	408,016.63	404,940.00
Female-to-male remuneration ratio (general employees)	Percent	99.37	97.60
Average Remuneration (Salary and Bonus)
Male executives (Levels 9–11)	Baht	3,126,668.27	3,282,541.00
Female executives (Levels 9–11)	Baht	3,367,504.10	3,521,045.00
Male executives (Levels 7–8)	Baht	1,811,182.60	1,947,658.00
Female executives (Levels 7–8)	Baht	1,922,859.47	2,072,439.00
Proportion of employees with freedom of association and collective bargaining rights	Percent	100.00	100.00
Notice period for organizational changes affecting employees	Days	30	30
Human Rights
Coverage of human rights risk assessment at AOT workplaces (Head Office and 6 airports)	Percent	100.00	100.00
Human rights risk	Percent	100.00	100.00
Implementation of risk mitigation measures	Percent	100.00	100.00
Coverage of human rights risk assessment for partners and operational alliances	Percent	100.00	100.00
Human rights risk	Percent	100.00	100.00
Implementation of risk mitigation measures	Percent	100.00	100.00
Human Capital Management
Average training hours per employee	Hours	33.46	45.12
Average Training Hours by Age Group
Under 30 years	Hours	41.06	55.36
30–44 years	Hours	37.56	50.65
45–60 years	Hours	22.80	30.75
Average Training Hours by Management Level
Executives (Levels 9–11)	Hours	28.06	50.30
Executives (Levels 7–8)	Hours	27.83	32.00
Operational-level employees (Levels 1–6)	Hours	35.09	46.78
Training Hours by Nationality
Thai nationality	Percent	100.00	100.00
Average Training Hours by Gender
Male employees	Hours	34.18	45.92
Female employees	Hours	32.38	43.90
Orientation / Pre-employment Training Programs**
Number of training programs	Programs	n.d.	21
Number of participants	Persons	n.d.	2,794
Technical / Professional Training Programs**
Number of training programs	Programs	n.d.	154
Number of participants	Persons	n.d.	4,896
Management Training Programs**
Number of training programs	Programs	n.d.	31
Number of participants	Persons	n.d.	1,895
General Knowledge Training Programs**
Number of training programs	Programs	n.d.	221
Number of participants	Persons	n.d.	7,903
Basic Firefighting Training Programs**
Number of training programs	Programs	n.d.	15
Number of participants	Persons	n.d.	1,370
Average training cost per employee	Baht	6,927.00	30,876.83
Human Capital Return on Investment (HCROI)	-	2.22	3.05
Total AOT revenue	Million Baht	48,445.50	67,827.79
Total AOT expenses	Million Baht	34,248.23	40,524.93
Total employee-related expenses	Million Baht	11,639.36	13,296.20
Total number of employees (including contractors)	Persons	8,609	8,879
New Employment
Number of new hires	Persons	840	90
Average cost per new hire	Baht	24,990.00	17,188.00
New Hire Breakdown by Age
Under 30 years	Persons	279	51
30–50 years	Persons	560	38
Over 50 years	Persons	1	1
New Hire Breakdown by Management Level
Executives (Levels 9–11)	Persons	1	0
Executives (Levels 7–8)	Persons	1	1
Operational-level employees (Levels 1–6)	Persons	838	89
New Hire Breakdown by Nationality
Thai nationality	Percent	100.00	100.00
New Hire Breakdown by Gender
Male employees	Persons	461	61
Female employees	Persons	379	29
Internal transfer rate	Percent	100.00	100.00
Performance Evaluation
Evaluation based on departmental KPIs	Yes/No	Yes	Yes	Yes
Teamwork performance evaluation	Yes/No	Yes	Yes	Yes
360-degree evaluation (multi-rater)	Yes/No	Yes	Yes	Yes
Dialogue-based evaluation	Yes/No	Yes	Yes	Yes
Frequency of performance evaluations	Times/year	2.00	2.00
Parental Leave
Number of maternity leave days (female employees)	Days	90.00	90.00
Female employees eligible for maternity leave	Percent	100.00	100.00
Female employees who took maternity leave	Persons	9	9
Female employees who returned to work after maternity leave	Yes/No	9.00	9.00
Female employees who returned and remained employed for more than 12 months	Yes/No	9.00	***
Paternity leave availability	Yes/No	Yes	Yes
Male employees who returned to work after paternity leave	Persons	0	0
Personal leave availability (male and female)	Yes/No	Yes	Yes
Employee Support Programs
Employee Benefits
Stress reduction activities	Yes/No	Yes	Yes	bb
Sports activities	Yes/No	Yes	Yes	bb
Work Conditions
Flexible working hours	Yes/No	Yes	Yes	bb
Work-from-home option	Yes/No	No	No	bb
Family Benefits
Childcare and breastfeeding facilities	Yes/No	Yes	Yes	bb
Part-time work option	Yes/No	No	No	bb
Other Benefits
Accident insurance	Yes/No	Yes	Yes	bb
Medical benefits	Yes/No	Yes	Yes	bb
Retirement provision	Yes/No	Yes	Yes	bb
Employee stock ownership	Yes/No	No	No	bb
Turnover Rate
Overall turnover rate	Percent	0.44	0.31
Voluntary turnover rate	Percent	0.44	0.31
Turnover Rate by Age
Under 30 years	Percent	0.69	0.06
30–50 years	Percent	1.25	0.26
Over 50 years	Percent	0.06	0.00
Turnover Rate by Management Level
Executives (Levels 9–11)	Percent	0.04	0.00
Turnover Rate by Nationality
Thai nationality	Percent	100.00	100.00	100.00
Turnover Rate by Gender
Male employees	Percent	0.17	0.17
Female employees	Percent	0.26	0.13
Employee Engagement Assessment
Job satisfaction	Yes/No	Yes	Yes	Yes
Sense of purpose at work	Yes/No	Yes	Yes	Yes
Happiness at work	Yes/No	Yes	Yes	Yes
Stress levels	Yes/No	Yes	Yes	Yes
Overall employee engagement score	Percent	88.00	89.00	85.00
Coverage of employee engagement assessment	Percent	88.50	100.00	100.00
Occupational Health & Safety
Number of AOT employee fatalities	Persons	0	0	bb
Number of partner employee fatalities	Persons	0	1	bb
LTIFR (Lost Time Injury Frequency Rate) – AOT employees	-	0.31	0.20	0.00
LTIFR – Partner employees	-	0.00	0.00	0.00
Number of work-related incidents (AOT employees)	Cases	n.d.	14.00	bb
Incident Rate (IR) – AOT employees	Percent	n.d.	11.00	bb
Customer Relations
Proportion of revenue from online channels	Percent	0.017	0.0059	0.0036
Proportion of customers via online channels	Percent	7.42	9.29	bb
Customer satisfaction score (ASQ)	Score	4.17	4.24	4.17
Coverage of customer satisfaction assessment (ASQ)	Percent	100.00	100.00	100.00
Privacy Protection
Use of customer data for AOT’s business purposes	Percent	0.00	0.00	0.00

Sustainability Indicators	Unit	2023	2024	2024 Target
Transparency & Reporting
Expenses related to sustainability operations	Baht	n.d.	6,346,251.85
Corporate Governance
Annual remuneration (salary and benefits) of the Board of Directors	Baht	10,268,090.80	10,340,000.00
Median employee remuneration (excluding Board of Directors)	Baht	298,782.00	27,700.00
Mean employee remuneration (excluding Board of Directors)	Baht	487,924.67	43,162.95
Remuneration ratio between executives and employees (median)	-	34.37	373.29
Remuneration ratio between executives and employees (mean)	-	21.04	239.56
Total remuneration of senior executives (Level 7 and above)	Baht	n.d.	174,634,132.45
Total number of board members	Persons	13.00	14.00
Female board members	Persons	3.00	3.00
Board members under 30 years old	Persons	0	0.00
Board members aged 30–50 years	Persons	n.d.	5.00
Board members over 50 years old	Persons	n.d.	9.00
LGBTQ+ board members	Persons	n.d.	0.00
Executive board members	Persons	1.00	1.00
Independent board members	Persons	9.00	7.00
Board members with business-related expertise (GCIS)	Persons	n.d.	7.00
Audit fee	Baht	7,375,000	8,280,000.00
Non-audit fee	Baht	60,000	1,860,000.00
Business Ethics
Confirmed violations of business ethics (5 categories)	Cases	0.00	0.00
Ongoing cases of business ethics violations	Cases	0.00	1.00*
Coverage of business ethics violation data	Percent	n.d.	100.00
Coverage of anti-corruption policy	Percent	100.00	100.00
Partners trained in business ethics	Percent	n.d.	n.d.
AOT board members trained	Percent	n.d.	100.00
Employees trained	Percent	n.d.	100.00
Charitable donations	Baht	n.d.	8,941,534.35
Budget allocated to support organizations	Baht	n.d.	45,337,050.00
Political contributions	Baht	0.00	0.00
Policy Influence
Support for international trade associations	Baht	4,874,601.67	9,308,089.19
UNGC membership	Baht	n.d.	437,500.00
ACI membership	Baht	2,719,076.00	3,242,957.40
Participation in ACI activities	Baht	1,138,283.00	2,260,031.00
Engagement with ACI Committee	Baht	1,017,241.92	3,367,600.79
Supply Chain Management
Number of Tier-1 suppliers	Count	509.00	822
Number of key Tier-1 suppliers	Count	83.00	52
Proportion of key supplier expenses to total procurement	Percent	89.23	n.d.
Number of key non-Tier-1 suppliers	Count	0.00	0.00
Actual payment period to suppliers	Days	n.d.	7
Number of suppliers assessed for risk	Count	83.00	0.00
Proportion of high-risk suppliers from assessment	Percent	0.00	0.00
Number of high-risk suppliers	Count	0.00	0.00
High-risk suppliers receiving development plans from AOT	Percent	0.00	0.00
High-risk suppliers whose contracts were terminated	Count	0.00	0.00
Suppliers undergoing improvement per AOT requirements	Count	0.00	0.00
Proportion of suppliers under improvement per AOT requirements	Percent	0.00	0.00
Number of suppliers trained in sustainability	Count	0.00	0.00
High-risk suppliers trained in sustainability	Percent	0.00	0.00
Information Security / Cybersecurity & System Availability
Data breaches	Cases	0.00	0.00	0.00
Customer data breaches	Cases	0.00	0.00	0.00

Sustainability Indicators Table

Sustainability Indicators	Unit	2024
Business Ethics
Business partners trained in business ethics	Percent	18
Supply Chain Management
Total Number of Tier-1 Suppliers	Number	350
Total Number of Significant Tier-1 Suppliers	Number	350
Total Spend on Significant Suppliers in Tier-1	Percent	95%
Total Number of Significant Non Tier-1 Suppliers	Number	350
Actual average payment period to business partners	Days	90
Information Security
Total Number of Information Security Breaches	Cases	0
Waste & Pollutants
Total Waste	Kilograms	732,110
Non-hazardous waste	Kilograms	356,190
Hazardous waste	Kilograms	53,960
Plastic waste	Kilograms	321,960
Water
Water Withdrawal	Thousand cubic meters	128.724
Water from partners	Thousand cubic meters	128.724
Water Discharge	Thousand cubic meters	128.724
Managed by partners	Thousand cubic meters	128.724
Climate Strategy
Total Direct GHG Emissions (Scope 1)	Ton CO₂ equivalent	3.02
Total Indirect GHG Emissions (Scope 3)	Ton CO₂ equivalent	80.11
Labour Practices
All employees	Persons	422
Male	Persons	223
Female	Persons	199
Share of Women in Total Workforce	Percent	47
Management Positions in Revenue-generating Functions	Percent	3
All Management Position	Percent	4
Employees from disadvantaged groups	Number	3
Buddhism: Total Workforce	Percent	93
All Management Position (Level 7-11) - Buddhism	Percent	3
Christian: Total Workforce	Percent	1
All Management Position (Level 7-11) - Christian	Percent	0
Muslim: Total Workforce	Percent	3
All Management Position (Level 7-11) - Muslim	Percent	0
Employee Notice Period	Days	60
Human Capital Management
Training Hours - Age < 30	Hours	95
Training Hours - Age 30 - 44	Hours	258
Training Hours - Age 45 - 60	Hours	56
Training Hours - Management	Hours	39
Training Hours - Operational Level	Hours	370
Thai Nationality	Percent	99
Training Hours - Male	Hours	215
Training Hours - Female	Hours	194
Number of Training Programs	Programs	1
Participants of Training Programs	Persons	409
Maternity Leave Days Taken by Female Employees	Days	98
Female Employees Eligible for Maternity Leave	Percent	0.7
Female Employees Who Took Maternity Leave	Persons	3
Female Employees Returned to Work After Maternity Leave	Yes/No	Yes
Female Employees Returned and Employed > 12 Months	Yes/No	Yes
Paternity Leave Days Taken by Male Employees	Yes/No	No
Male Employees Returned to Work After Paternity Leave	Persons	0
Personal Leave Days Taken by Employees	Yes/No	No
Stress-relief Activities	Yes/No	Yes
Sports Activities	Yes/No	Yes
Flexible Working Hours	Yes/No	No
Work-from-home Option	Yes/No	No
Childcare and Breastfeeding Facilities	Yes/No	Yes
Part-time Work Options	Yes/No	No
Accident Insurance	Yes/No	Yes
Medical Benefits	Yes/No	Yes
Retirement Provision	Yes/No	Yes
Employee Stock Ownership	Yes/No	No
Turnover Rate	Percent	1.54
Voluntary Turnover Rate	Percent	1.54
Job Satisfaction	Yes/No	Yes
Sense of Purpose at Work	Yes/No	Yes
Happiness in the Workplace	Yes/No	Yes
Stress Levels	Yes/No	Yes
Overall Employee Engagement Assessment	-	8.7 out of 10
Occupational Health & Safety
Fatality - Own Employee	Persons	0
Fatality - Contractors	Persons	0
LTIFR - Own Employees	-	5.84
Incident Rate (IR) - Own Employees	Percent	2.13
Customer Relations
Proportion of revenue from online channels	Percent	66.45
Proportion of customers using online channels	Percent	56.73

Remarks:

*AOT does not employ persons with disabilities or individuals from underprivileged groups. Instead, the company contributes to the fund in accordance with the Persons with Disabilities Empowerment Act B.E. 2550 (2007).
**In fiscal year 2024, the training curriculum was revised from four programs to five programs.
***Data will be available for entry at the end of fiscal year 2025 (September 30, 2025).

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