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Komatsu Ltd

Common Name
Komatsu
Country
Japan
Sector
Industrials
Industry
Farm & Heavy Construction Machinery
Employees
67,279
Ticker
6301
Exchange
Japan Exchange Group
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)2024202320222021-2019
Total Scope 1
94,000a
93,000a
128,000a
Total Scope 2
Market-Based
292,000a
267,000b
363,000c
Location-Based
306,000a
334,000b
424,000c
Unspecified Calculation Method
N/AN/AN/A
Total Scope 3
28,509,000a
30,425,000a
34,271,000a
Total Scope 1 Revenue Intensity (tCO2e/$M)
3.683a
3.4959a
5.5735a
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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.

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

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.ab

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.ad

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

52005,000200,0005,000,000Scope 1 Emissions (tCO2e)1,0005,00010,00050,000200,000Revenues (Millions of USD)KajimaYear: 2024Scope 1: 192,000 tCO2eRevenue: $M 17,599Scope 1 Intensity: 10.91 tCO2e/$MKyoceraYear: 2025Scope 1: 115,331 tCO2eRevenue: $M 13,433Scope 1 Intensity: 8.59 tCO2e/$MFujifilm HoldingsYear: 2024Scope 1: 527,000 tCO2eRevenue: $M 19,552Scope 1 Intensity: 26.95 tCO2e/$MEast Japan RailwayYear: 2025Scope 1: 1,610,000 tCO2eRevenue: $M 19,255Scope 1 Intensity: 83.61 tCO2e/$MDaikin IndustriesYear: 2024Scope 1: 513,738 tCO2eRevenue: $M 29,023Scope 1 Intensity: 17.70 tCO2e/$MVolvoYear: 2025Scope 1: 203,000 tCO2eRevenue: $M 52,097Scope 1 Intensity: 3.90 tCO2e/$MDeere & CoYear: 2024Scope 1: 353,900 tCO2eRevenue: $M 50,518Scope 1 Intensity: 7.01 tCO2e/$MCaterpillarYear: 2024Scope 1: 680,000 tCO2eRevenue: $M 64,809Scope 1 Intensity: 10.49 tCO2e/$MMetsoYear: 2024Scope 1: 37,670 tCO2eRevenue: $M 5,230Scope 1 Intensity: 7.20 tCO2e/$MTratonYear: 2025Scope 1: 232,441 tCO2eRevenue: $M 51,791Scope 1 Intensity: 4.49 tCO2e/$MEXORYear: 2024Scope 1: 12 tCO2eRevenue: $M 15,000Scope 1 Intensity: 0.00 tCO2e/$MEpirocYear: 2025Scope 1: 32,000 tCO2eRevenue: $M 6,740Scope 1 Intensity: 4.75 tCO2e/$MDaimler Truck HoldingYear: 2025Scope 1: 383,000 tCO2eRevenue: $M 53,528Scope 1 Intensity: 7.16 tCO2e/$MSumecYear: 2024Scope 1: 41,592 tCO2eRevenue: $M 16,055Scope 1 Intensity: 2.59 tCO2e/$MIveco GroupYear: 2025Scope 1: 134,675 tCO2eRevenue: $M 15,787Scope 1 Intensity: 8.53 tCO2e/$MKion GroupYear: 2025Scope 1: 104,881 tCO2eRevenue: $M 13,282Scope 1 Intensity: 7.90 tCO2e/$MSinotruk Hong KongYear: 2024Scope 1: 86,784 tCO2eRevenue: $M 13,025Scope 1 Intensity: 6.66 tCO2e/$MCNH IndustrialYear: 2024Scope 1: 102,000 tCO2eRevenue: $M 19,836Scope 1 Intensity: 5.14 tCO2e/$MXCMG Construction MachineryYear: 2024Scope 1: 102,363 tCO2eRevenue: $M 12,559Scope 1 Intensity: 8.15 tCO2e/$MPaccarYear: 2024Scope 1: 105,879 tCO2eRevenue: $M 33,664Scope 1 Intensity: 3.15 tCO2e/$MSany Heavy IndustryYear: 2024Scope 1: 69,758 tCO2eRevenue: $M 10,740Scope 1 Intensity: 6.50 tCO2e/$MHino MotorsYear: 2025Scope 1: 124,000 tCO2eRevenue: $M 11,318Scope 1 Intensity: 10.96 tCO2e/$MHitachi Construction MachineryYear: 2024Scope 1: 71,115 tCO2eRevenue: $M 9,284Scope 1 Intensity: 7.66 tCO2e/$MKubotaYear: 2024Scope 1: 243,000 tCO2eRevenue: $M 19,213Scope 1 Intensity: 12.65 tCO2e/$MToyota IndustriesYear: 2025Scope 1: 306,437 tCO2eRevenue: $M 27,240Scope 1 Intensity: 11.25 tCO2e/$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 7.66, 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 4 out of 25 companies in its industry peer group, based on Scope 1 emissions intensity (measured in tCO₂e per millions USD).a

This places Komatsu among the top performers, with one of the lowest emissions intensities relative to peers.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.ab

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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