1. Subject to paragraph 2, the centre veterinarian must ensure that—
(a)only semen is stored at the centre;
(b)semen is only stored at the centre if it was collected and processed—
(i)in accordance with these Regulations;
(ii)lawfully in another part of the United Kingdom; or
(iii)in accordance with the Directive;
(c)the cryogenic agent used has not been previously used for other products of animal origin;
(d)each individual dose of semen is sealed, numbered and clearly marked so that the following information can be readily established—
(i)the date the semen was collected;
(ii)the identity of the donor bovine animal under the cattle identification regulations;
(iii)the breed of the donor bovine animal; and
(iv)the licence number of the centre where the semen was collected (if applicable).