Komatsu Ltd

Common Name
Komatsu
Country
Japan
Sector
Industrials
Industry
Farm & Heavy Construction Machinery
Employees
66,697
Ticker
6301
Exchange
TOKYO STOCK EXCHANGE
Description
Komatsu Ltd. is a leading manufacturer of industrial machinery and equipment, headquartered in Tokyo, Japan. Primarily known for its construction, mining, and forestry machinery, Komatsu Ltd. plays a ...

Komatsu's GHG Emissions Data Preview

In 2024, Komatsu completed a corporate carbon footprint assessment and publicly disclosed its greenhouse gas (GHG) emissions according to the GHG Protocol, covering Scope 1 (direct emissions from owned or controlled sources), Scope 2 (indirect emissions from purchased energy) and Scope 3 (indirect emissions across the value chain).

Komatsu has also provided a category-level breakdown for 9 out of 15 Scope 3 emissions categories, offering greater transparency into its value chain emissions.

Metric (tCO2e)2024202320222021 - 2017
Total Scope 1
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a
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0000000
Total Scope 2
Market-Based
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b
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c
0000000
Location-Based
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a
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b
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c
0000000
Unspecified Calculation Method
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0000000
Total Scope 3
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a
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a
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a
0000000
Total Scope 1 Revenue Intensity (tCO2e/$M)
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0000000
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Verified Sources Behind Komatsu’s Greenhouse Gas (GHG) Emissions Data

Every figure on this dashboard has a transparent audit trail. With Tracenable, each data point is traceable back to its original source, viewable directly inside our platform. Explore Komatsu’s data sources below and access millions more through our Disclosure Search.

a. Komatsu's ESG Data Spreadsheet 2025
a. Komatsu's ESG Data Spreadsheet 2025
b. Komatsu's ESG Data Spreadsheet 2024
b. Komatsu's ESG Data Spreadsheet 2024
c. Komatsu's ESG Report 2023
c. Komatsu's ESG Report 2023
d. Komatsu's ESG Report 2022
d. Komatsu's ESG Report 2022

Insights into Komatsu's Operational Emissions

In 2024, the total operational greenhouse gas (GHG) emissions of Komatsu amounted to 400,000 metric tons of CO2 equivalent. This figure includes both direct emissions from owned or controlled sources (Scope 1) and indirect emissions from purchased energy (Scope 2). a

Compared to 2023, the total operational greenhouse gas (GHG) emissions of Komatsu decreased by 6.32%, showing that the company has made progress in taking action to reduce the climate impact of its operations. a b

Komatsu's Scope 1 Emissions Over Time

20202021202220232024035 k70 k105 k140 ktCO2e+5%+17%-27%+1%
  • Total Scope 1
  • Year-over-Year Change

What are Komatsu's Scope 1 emissions?

In 2024, the total Scope 1 emissions of Komatsu were 94,000 metric tons of CO₂ equivalent (tCO₂e). a

Compared to the previous year (2023), Komatsu's Scope 1 emissions increased by 1.08%, suggesting that the company faced challenges in reducing emissions from its directly owned or controlled operations. a

What are Komatsu's Scope 2 emissions?

In 2024, Komatsu reported Scope 2 greenhouse gas (GHG) emissions of 292,000 tCO₂e using the market-based method and 306,000 tCO₂e using the location-based method. a

Has Komatsu reduced its Scope 2 emissions over time?

Compared to the previous year (2023), Komatsu's Scope 2 emissions (Location-Based) have remained relatively stable, indicating that Komatsu 's emissions have plateaued with no significant change in its energy consumption footprint. a b

What methodology does Komatsu use for Scope 2 reporting?

In 2024, Komatsu reported its Scope 2 emissions using the market-based method and using the location-based method. a

Komatsu's Scope 2 Emissions Over Time

202020212022202320240150 k300 k450 k600 ktCO2e
  • Total Scope 2 Location-Based
  • Total Scope 2 Market-Based
  • Total Scope 2 (Unspecified Calculation Method)

Insights into Komatsu's Value Chain Emissions

In 2024, Komatsu reported 28,509,000 metric tons of CO₂ equivalent (tCO₂e) of Scope 3 greenhouse gas (GHG) emissions, representing indirect emissions across its upstream and downstream value chain. a

The 2024 disclosure of Komatsu includes a breakdown across 8 of the 15 Scope 3 categories defined by the GHG Protocol, down from 9 in 2023, indicating a decline in reporting granularity and reduced insight into the company's full value chain emissions. a

Komatsu's Scope 3 Emissions Over Time

20192020202120222023202409 M18 M27 M36 MtCO2e+4%+42%+11%-11%-6%
  • Total Scope 3
  • Year-over-Year Change

What are Komatsu's Scope 3 emissions?

In 2024, Komatsu reported total Scope 3 emissions of 28,509,000 metric tons of CO₂ equivalent (tCO₂e). a

Approximately 11.38% of these emissions originated from upstream activities such as purchased goods and capital goods, while 88.62% came from downstream activities like product use, distribution, and end-of-life treatment. a

Has Komatsu reduced its Scope 3 emissions over time?

Since 2019, Komatsu's Scope 3 emissions have increased by 36.94%, reflecting a rising long-term trend in Scope 3 emissions over time. a d

Compared to the previous year (2023), Komatsu's Scope 3 emissions remained relatively stable, indicating that Komatsu 's emissions have plateaued with no significant change in its value chain footprint. a

What categories of Scope 3 emissions does Komatsu disclose?

In 2024, Komatsu reported emissions for 8 out of the 15 Scope 3 categories defined by the GHG Protocol. a

This partial disclosure allows for some insight into the company's indirect impacts.

What are the main sources of Komatsu's Scope 3 emissions?

In 2024, the largest contributors to Komatsu's Scope 3 emissions were: a

  • Use of Sold Products (Cat. 11): 25,160,000 tCO₂e (88.57%)
  • Purchased Goods and Services (Cat. 1): 2,703,000 tCO₂e (9.51%)
  • Capital Goods (Cat. 2): 206,000 tCO₂e (0.73%)

Komatsu's Scope 3 Emissions by Categories

Use of Sold Products(Cat. 11)(88.6%)Purchased Goods andServices (Cat. 1)(9.5%)

Insights into Komatsu’s GHG Emissions Intensity Compared to Industry Peers

In 2024, Komatsu reported Scope 1 greenhouse gas (GHG) emissions of 94,000 tCO₂e and total revenues of USD 25,523 millions. This translates into an emissions intensity of 3.68 tCO₂e per millions USD. a

Komatsu's Scope 1 Emissions Intensity Compared to Peers

550020,0001,000,00050,000,000Scope 1 Emissions (tCO2e)2001,0005,00050,000200,000Revenues (Millions of USD)TTYamato HoldingsYear: 2022Scope 1: 659,537 tCO2eRevenue: $M 14,699Scope 1 Intensity: 44.87 tCO2e/$MMitsui O.S.K. LinesYear: 2024Scope 1: 10,428,320 tCO2eRevenue: $M 10,750Scope 1 Intensity: 970.12 tCO2e/$MKyoceraYear: 2023Scope 1: 122,710 tCO2eRevenue: $M 15,205Scope 1 Intensity: 8.07 tCO2e/$MNippon Yusen KKYear: 2024Scope 1: 11,140,236 tCO2eRevenue: $M 15,764Scope 1 Intensity: 706.71 tCO2e/$MTTToyota IndustriesYear: 2024Scope 1: 197,387 tCO2eRevenue: $M 25,312Scope 1 Intensity: 7.80 tCO2e/$MHitachi Construction MachineryYear: 2024Scope 1: 71,115 tCO2eRevenue: $M 9,284Scope 1 Intensity: 7.66 tCO2e/$MHino MotorsYear: 2022Scope 1: 13,700,000 tCO2eRevenue: $M 11,963Scope 1 Intensity: 1,145.22 tCO2e/$MMarubeniYear: 2024Scope 1: 948,825 tCO2eRevenue: $M 47,877Scope 1 Intensity: 19.82 tCO2e/$MUshioYear: 2023Scope 1: 3,539 tCO2eRevenue: $M 1,314Scope 1 Intensity: 2.69 tCO2e/$MKubotaYear: 2024Scope 1: 243,000 tCO2eRevenue: $M 19,213Scope 1 Intensity: 12.65 tCO2e/$MTechnoPro HoldingsYear: 2023Scope 1: 287 tCO2eRevenue: $M 1,380Scope 1 Intensity: 0.21 tCO2e/$MHitachiYear: 2024Scope 1: 390,000 tCO2eRevenue: $M 64,241Scope 1 Intensity: 6.07 tCO2e/$MDeNAYear: 2023Scope 1: 10 tCO2eRevenue: $M 1,010Scope 1 Intensity: 0.01 tCO2e/$MSumitomo Heavy IndustriesYear: 2023Scope 1: 36,272 tCO2eRevenue: $M 7,647Scope 1 Intensity: 4.74 tCO2e/$MIHIYear: 2024Scope 1: 57,951 tCO2eRevenue: $M 8,733Scope 1 Intensity: 6.64 tCO2e/$MFanucYear: 2024Scope 1: 56,266 tCO2eRevenue: $M 5,251Scope 1 Intensity: 10.71 tCO2e/$MTHKYear: 2023Scope 1: 7,816 tCO2eRevenue: $M 2,488Scope 1 Intensity: 3.14 tCO2e/$MShimizuYear: 2023Scope 1: 184,202 tCO2eRevenue: $M 14,518Scope 1 Intensity: 12.69 tCO2e/$MKawasaki Kisen KaishaYear: 2023Scope 1: 6,550,995 tCO2eRevenue: $M 7,077Scope 1 Intensity: 925.73 tCO2e/$MYaskawa ElectricYear: 2023Scope 1: 7,021 tCO2eRevenue: $M 4,078Scope 1 Intensity: 1.72 tCO2e/$MBrother IndustriesYear: 2023Scope 1: 18,840 tCO2eRevenue: $M 6,121Scope 1 Intensity: 3.08 tCO2e/$MTobu RailwayYear: 2023Scope 1: 129,255 tCO2eRevenue: $M 4,615Scope 1 Intensity: 28.01 tCO2e/$MTTTokyo MetroYear: 2023Scope 1: 4,000 tCO2eRevenue: $M 2,593Scope 1 Intensity: 1.54 tCO2e/$MWest Japan RailwayYear: 2024Scope 1: 140,805 tCO2eRevenue: $M 10,797Scope 1 Intensity: 13.04 tCO2e/$MKomatsuYear: 2024Scope 1: 94,000 tCO2eRevenue: $M 25,523Scope 1 Intensity: 3.68 tCO2e/$M

How does Komatsu's GHG emissions intensity compare to its peers?

In 2024, Komatsu reported a Scope 1 emissions intensity of 3.68 tCO₂e per millions USD. Compared to the peer group median of 7.93 , this places the company below its industry benchmark, indicating it is more carbon-efficient than most competitors. a

Where does Komatsu rank on GHG emissions intensity within its industry?

In 2024, Komatsu ranked 8 out of 24 companies in its industry peer group, based on Scope 1 emissions intensity (measured in tCO₂e per millions USD). a

Komatsu is therefore positioned in the mid-range of its industry, neither a clear leader nor a laggard in carbon efficiency. a

Insights into Komatsu's Total Carbon Footprint

In 2024, Komatsu reported a total carbon footprint of 28,909,000 metric tons of CO₂ equivalent (tCO₂e) across Scope 1, Scope 2, and Scope 3 emissions. This represents a 6.3% decrease compared to 2023, indicating progress in reducing its overall greenhouse gas output. a b

The largest contributor to Komatsu's total carbon footprint was Scope 3 emissions, accounting for 98.62% of the company's total carbon footprint, followed by Scope 2 emissions at 1.06%. a

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