Director/PDMR Shareholding

Glanbia PLC
22 December 2005


                                  SCHEDULE 11

    Notification of Transactions of Directors/Persons Discharging Managerial
                      Responsibility and Connected Persons

This form is intended for use by an issuer to make a RIS notification required
by the Market Abuse Rules and section 53 (as extended by section 64 of the
Companies Act 1990) or entered into the issuer's register in accordance with
section 59 of the Companies Act 1990.

(1)       An issuer making a notification in respect of a transaction relating
to the shares or debentures of the issuer should complete boxes 1 to 16, 23 and
24.

(2)       An issuer making a notification in respect of a derivative relating to
the shares of the issuer should complete boxes 1 to 4, 6, 8, 13, 14, 16, 23 and
24.

(3)       An issuer making a notification in respect of options granted to a
director/person discharging managerial responsibilities should complete boxes 1
to 3 and 17 to 24.

(4)       An issuer making a notification in respect of a financial instrument
relating to the shares of the issuer (other than a debenture) should complete
the boxes 1 to 4, 6, 8, 9, 11, 13, 14, 16, 23 and 24.

All relevant boxes should be completed in block capital letters

 1   Name of the Issuer                    2   State whether the notification
                                               relates to:
     GLANBIA plc                               (i) a transaction notified in
                                               accordance with Market Abuse
                                               Rules;
                                               (ii) a disclosure made in
                                               accordance with section 53 (as
                                               extended by section 64 of the
                                               Companies Act 1990) or entered
                                               into the issuer's register in
                                               accordance with section 59 of the
                                               Companies Act 1990; or
                                               (iii) both (i) and (ii).
                                               (i)

 3   Name of person discharging            4   State whether notification
     managerial responsibilities/              relates to a person connected
     director                                  with a person discharging
                                               managerial responsibilities/
                                               director named in 3 and identify
                                               the connected person
     BRIAN PHELAN                              NOT APPLICABLE

 5   Indicate whether the notification is  6   Description of shares (including
     in respect of a holding of the            class) debentures or derivatives
     person referred to in 3 or 4 above        or financial instruments relating
     or in respect of a non-beneficial         to shares
     interest
     NOTIFICATION IS IN RESPECT OF A           3,625 ORDINARY SHARES OF €0.06
     HOLDING OF BRIAN PHELAN                   EACH

 7   Name of registered shareholder(s)     8   State the nature of the
     and, if more than one, number of          transaction
     shares held by each of them
     DAVYCREST NOMINEES LIMITED <0106583>      SALE

 9   Number of shares, debentures or      10   Percentage of issued class
     financial instruments relating to         acquired (treasury shares of that
     shares acquired                           class should not be taken into
                                               account when calculating
                                               percentage)
     NOT APPLICABLE                            NOT APPLICABLE

11   Number of shares, debentures or      12   Percentage of issued class
     financial instruments relating to         disposed (treasury shares of that
     shares disposed                           class should not be taken into
                                               account when calculating
                                               percentage)
                                  3,625        NOT MATERIAL, LESS THAN 0.1%

13   Price per share or value of          14   Date and place of transaction
     transaction
     €2.44 PER SHARE                           DUBLIN
                                               20 DECEMBER 2005

15   Total holding following notification 16   Date issuer informed of
     and total percentage holding              transaction
     following notification (any treasury
     shares should not be taken into
     account when calculating percentage)

     TOTAL HOLDING/INTERESTS                   22 DECEMBER 2005
     FOLLOWING NOTIFICATION:

     100,000 OPTIONS UNDER 2002 LONG TERM
     INCENTIVE PLAN, AT AN EXERCISE OF
     €2.47 PER SHARE

     75,000 OPTIONS UNDER 2002 LONG TERM
     INCENTIVE PLAN, AT AN EXERCISE OF
     €2.725 PER SHARE

     ADDITIONALLY, AS A PARTICIPANT OF
     THE 2002 LONG TERM INCENTIVE PLAN
     (€2.725 PER SHARE), B. PHELAN IS
     ELIGIBLE FOR A SHARE AWARD OF 10% OF
     THE ORDINARY SHARES THAT HE
     CONTINUES TO HOLD FOLLOWING THE
     SECOND ANNIVERSARY OF THE EXERCISE
     OF THE SHARE OPTION.

     PERCENTAGE HOLDING:
     NOT MATERIAL, LESS THAN 0. 1%

If a person discharging managerial responsibilities has been granted options by
the issuer, complete the following boxes:

17   Date of grant                          18   Period during which or date on
                                                 which it can be exercised

19   Total amount paid (if any) for grant   20   Description of shares or
     of the option                               debentures involved (class and
                                                 number)

21   Exercise price (if fixed at time of    22   Total number of shares or
     grant) or indication that the price is      debentures over which options
     to be fixed at the time of exercise         are held following
                                                 notification

23   Any additional information             24   Name of contact and telephone
                                                 number for queries
                                                 JOHN ROCHE, 056 7772212



Name and signature of duly designated officer of issuer responsible for making
notification

Michael Horan

Date of notification 22 December 2005




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