Holding(s) in Company

Carillion PLC
12 September 2007


Schroder Plc
31 Gresham Street, London EC2V 7QA
Telephone [phone] Fax [phone]
www.schroders.com


TR-1: Notifications of Major Interests in Shares


1. Identity of the issuer or the underlying issuer         Carillion Plc
of existing shares to which voting rights are            --------------------
attached:
------------------------------
2. Reason for notification (yes/no)
------------------------------------------------
                                                                          --------
An acquisition or disposal of voting rights                                yes
------------------------------------------                                --------
An acquisition or disposal of financial instruments which may result in
the acquisition of shares already issued to which voting rights are       --------
attached
------------------------------------------
An event changing the breakdown of voting rights
------------------------------------------                                --------
Other (please specify):______________
------------------------------------------                                --------
3. Full name of person(s) subject to                   Schroders plc
notification obligation:                           ------------------------
--------------------------
4. Full name of shareholder(s) (if
different from 3):                                 ------------------------
--------------------------
5. Date of transaction (and date on which
the threshold is                                       11.09.07
crossed or reached if different):                  ------------------------
--------------------------
6. Date on which issuer notified:                      12.09.07
--------------------------                         ------------------------
7. Threshold(s) that is/are crossed or                 18% - 19%
reached:                                           ------------------------
--------------------------



8: Notified Details

A: Voting rights attached to shares

Class/type of  Situation previous to the Resulting situation after the triggering
shares         triggering transaction    transaction

If possible
use ISIN       Number of    Number of    Number   Number of voting      Percentage of
code           shares       voting       of       rights                voting rights
                            rights       shares
                                                  Direct   Indirect     Direct   Indirect

Ordinary       51,136,681   51,136,681    N/A      N/A     53,859,266    N/A       19.150%
GB0007365546



B: Financial Instruments

Resulting situation after the triggering transaction

Type of      Expiration Exercise/    No. of voting rights that may   Percentage
financial    date       conversion   be acquired (if the instrument  of voting
instrument              period/      exercised/converted)            rights
                        date




Total (A+B)

Number of voting rights               Percentage of voting rights

53,859,266                            19.150%






9. Chain of controlled undertakings through which the voting rights and /or the
financial instruments are effectively held, if applicable:

Schroder Investment Management Limited 50,277,197 17.88%

Schroder Investment Management North America Limited 3,579,719 1.27%

Schroder &Co Limited 2,350 0.001%



Proxy Voting:


10. Name of proxy holder:


11. Number of voting rights proxy holder will cease to hold:


12. Date on which proxy holder will cease to hold voting rights:


13. Additional information:   
               
The shares referred to in section 9 are held in portfolios managed by those 
firms on a discretionary basis for clients under investment management 
agreements.


14 Contact name:                         Andrea Rowe


15. Contact telephone name:              020 7658 2521





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