Environmental Approach

Flow of Energy and Materials

Flow of Energy and Materials
Scope:
Tsubakimoto Chain Co. (Kyotanabe & Saitama plants & Nagaokakyo Plante & Okayama Plant), Tsubakimoto Custom Chain Co., Tsubakimoto Sprocket Co., Tsubakimoto Bulk Systems Corp., Tsubakimoto Mayfran Inc., Tsubakimoto Iron Casting Co., Ltd., Tsubaki Yamakyu Chain Co.
Period covered:
April 1, 2017 to March 31, 2018

Changes in key environmental performance indicators

  FYE 2014 FYE 2015 FYE 2016 FYE 2017 FYE 2018
INPUT Raw materials (t) 66,051 71,559 69,573 68,097 70,314
Energy consumption (GJ) 1,382,181 1,432,942 1,442,627 1,441,234 1,485,387
Water consumption (1,000 m3) 309 396 457 449 416
OUTPUT CO2 emissions (tons of CO2) 74,104 75,484 74,169 73,744 75,301
Non-industrial waste (t) 439 494 580 533 470
Industrial waste (t) 4,739 4,787 5,199 6,084 6,462
Amount recycled (t) 5,128 5,179 5,668 6,530 6,844
Recycling rate (%) 98 98 98 99 99
Valuables (t) 22,377 23,012 22,902 23,228 25,589
Release/transfer of hazardous chemical substances under the PRTR Law (t)
127 124 140 132 148
Consolidated net sales (¥100 millions) 1,780 1,967 2,039 1,987 2,157

Various Data

Breakdown of energy consumption
Breakdown of energy consumption
Total CO2 Emissions/CO2 Emissions (per Million Yen of Output)
CO2 emissions
Waste Emission & Recycling Rate (Fiscal year average)
Waste Emission & Recycling Rate (Yearly Average)

CO2 emissions throughout the supply chain (FYE 2018)

Scope: Tsubakimoto Chain (unit: Thousands of tons of CO2)
  Category   CO2
emissions
Composition
ratio
Notes
Scope 1 CO2 directly emitted by Tsubaki (from fuel usage) 10.8 2%  
Scope 2 CO2 indirectly emitted by Tsubaki (from electric power, etc.) 50.5 11%  
Scope 3 Cat 1 Purchased products and services 141.2 29% Calculations based on Ministry of Environment basic units
Cat 2 Capital goods 14.8 3% Calculations based on Ministry of Environment basic units
Cat 3 Fuel- and energy-related activities that do not fall under Scope 1 or 2 Not applicable
Cat 4 Transportation/delivery (upstream) Estimation method under review
Cat 5 Emissions from operations 0.19 0% Calculations based on Ministry of Environment basic units
Cat 6 Business trips 0.34 0% Calculations based on Ministry of Environment basic units
Cat 7 Employer commutes 1.2 0% Calculations based on Ministry of Environment basic units
Cat 8 Leased assets (upstream) Not applicable
Cat 9 Transportation/delivery (downstream) 2.48 1 Calculations based on Ministry of Environment basic units
Cat 10 Processing of products sold Not applicable
Cat 11 Application of products sold 258.81 54% Calculated using a standard scenario for each division
Cat 12 Disposal of products sold 1.62 0% Calculations based on Ministry of Environment basic units
Cat 13 Leased assets (downstream) Not applicable
Cat 14 Franchise Not applicable
Cat 15 Investments Not applicable
Total 481.94  

Environmental materiality of the Tsubaki Group

Environmental materiality of the Tsubaki Group