(1) When determining the amount of the administrative financial sanction to be imposed in respect of the matters set out in 15AA(1), an adjudication officer shall have regard to -

(a) the need to ensure that any administrative financial sanction imposed is effective, proportionate and dissuasive,

(b) the gravity of the matter in respect of which an administrative financial sanction is imposed,

(c) in respect of an infringement of relevant competition law -

(i) the duration of the infringement,

(ii) the value of the undertaking's sales of the goods and services to which the infringement directly or indirectly relates, and

(iii) where applicable, the amount of any compensation paid as a result of a consensual settlement in accordance with Article 18(3) of Directive 2014/104/EU [O.J. No. L 349, 5.12.2014, p. 1],

(d) any specific factors, criteria or methodology relevant to paragraphs (a), (b) and (c) which are prescribed by the relevant Minister to be taken into account by an adjudication officer in the calculation of the amount of administrative financial sanctions, and