Holding(s) in Company

Holding(s) in Company

Eco Animal Health Group Plc

TR-1(i): NOTIFICATION OF MAJOR INTERESTS IN SHARES

1. Identity of the issuer or the underlying issuer of existing shares to which voting rights are attached (ii):

Eco Animal Health Group PLC

2. Reason for the notification (please state 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: (No)

An event changing the breakdown of voting rights: (No)

Other (please specify): (No) – Initial notification as per regulatory requirement

3. Full name of person(s) subject to the notification obligation (iii):

M&G Investment Funds 3

4. Full name of shareholder(s) (if different from 3.) (iv):

Nortrust Nominee Ltd A/C MKK01

5. Date of the transaction (and date on which the threshold is crossed or reached if different) (v):

24 September 2010

6. Date on which issuer notified:

24 September 2010

7. Threshold(s) that is/are crossed or reached:

15%

8. Notified details:

A: Voting rights attached to shares

Class/type of shares if possible using the ISIN CODE	Â	Situation previous to the Triggering transaction (vi)
		Number of shares	Â	Number of voting Rights (viii)
Ordinary   GB0032036807		  7,736,000		  7,736,000

Resulting situation after the triggering transaction (vii)

Class/type of shares if possible using the ISIN CODE	Â	Number of shares	Â	Number of voting rights (ix)			Â	% of voting rights
		Direct		Direct (x)	Â	Indirect (xi)		Direct	Â	Indirect
Ordinary   GB0032036807		  7,845,158		7,845,158		Â		15.05%		Â

B: Financial Instruments

Resulting situation after the triggering transaction (xii)

Type of financial instrument

Â

Expiration Date (xiii)

Â

Exercise/Conversion Period/ Date (xiv)

Â

Number of voting rights that may be acquired if the instrument is exercised/ converted.

Â

% of voting rights

Total (A+B)

Number of voting rights	Â	% of voting rights
7,845,158		15.05%

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

Proxy Voting:

10. Name of the proxy holder:

N/A

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

N/A

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

N/A

13. Additional information:

With reference to item 3, M&G Investments Funds 3 is an Open Ended Investment Company (OEIC) and is not a Prudential Group company and must be separately disclosed.

This OEIC Fund is managed by M&G Investment Management Limited (a wholly owned subsidiary of Prudential plc) and will have been previously attributed to Prudential plc solely on the basis that M&G Investment Management Limited has direct fund management control over the shares identified in this notification.

Therefore the 15.05% holding being disclosed in this notification is encompassed in the 15.05% already disclosed under The Prudential plc group of companies and is NOT in addition to it.

14. Contact name:

Ryan Dowling/ Mark Thomas
M&G Investment Management LimitedM&G Investment Management Limited

15. Contact telephone number:

020 7548 2979