Statement BR18/10142

Verification Statement

Intensity tCO2/tCS of year 2022 for

Ternium S.A.

26 Boulevard Royal, 4th floor LuxembourgLU-2449, Luxembourg

Was verified in accordance with CO2 Emission Data Collection Guide WSA, version 11, according to requirements of

Worldsteel Association

For the following activities:

"Steel production, Finishing and Power Generation" CO2 intensity (S1+S2 Market based+S3) was

1.92 tCO2/tCS without credits and 1.80 tCO2/tCS with credits due to blast furnace slag to cement and CO2 sale.

Gross CO2 emissions were 19,984 ktCO2 without credits and 18,658 ktCO2 with credits.

Leader auditor: Bruno França da Silva

Approved by

Thiago Doretto

National Manager

Date: 25th May 2023

SGS do Brasil Ltda.

CNPJ: 33.182.809/0083-87

Av. Piracema, 1341 - Galpão Horizon

CEP 06460-030, Barueri/SP, Brasil

Phone: +55 11 2664-9595 / Fax: +55 11 3883-8904

www.sgsgroup.com.br

Page 1 of 4

Statement BR18/10142

Ternium S.A.

2500 Rum Bean Blvd, Shreveport, THE 71115, States United.

The 2022 Greenhouse Gas Emissions Inventory has been verified in accordance with the requirements of

ISO 14064-1:2018 & GHG Protocol

For the Following Activities

Steel production, Finishing and Power Generation and Mining

Gross S1 + S2 Market Based emissions of 19,281,631 metrics tons of CO2e and S3 emissions 6,353,431 metric tons of CO2e

Business Unit Steel Production and Finishing

S1+S2 (Market Based): 16,942,767 tCO2e

S3: 6,338,051 tCO2e

Activity of Power generation for sale

S1+S2 (Market Based): 2,187,832 tCO2e

S3: 0 tCO2e

Business Unit Mining

S1+S2 (Market Based): 151,033 tCO2e

S3: 15,379 tCO2e

Auditor leader: Bruno França da Silva

Authoritative by

Thiago Doretto

SGS do Brazil Ltd.

Av. Piracema, 1341 - Galpão Horizon - CEP 06460-030, Barueri/SP, Brazil t +55 11 2664-9595 - www.sgsgroup.com.br

This document is an authentic electronic certificate for the commercial use of the Client only. Printed version is allowed of the electronic certificate and will be considered as a copy. This document is issued by the Company subject to SGS's General Conditions of certification services available in the Terms & Conditions | SGS. It will be provided special attention to the Clauses limitation of responsibility indemnity and jurisdiction What Contains. This document is protected by rights of author and any alteration forgery or modification No Authorized of his content or appearance is illegal.

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Ternium SA published this content on 12 July 2023 and is solely responsible for the information contained therein. Distributed by Public, unedited and unaltered, on 12 July 2023 20:36:06 UTC.