POWER OF ATTORNEY

       For Executing Forms 3, 4, 5 and 144

       The undersigned hereby constitutes and appoints
each of Nicole McDaniel, Beth Taylor, and Brennan
Freeman, signing singly, as the undersigned's true and
lawful attorney-in-fact, for such period of time that
the undersigned is required to file reports pursuant
to Section 16(a) of the Securities Exchange Act of 1934,
as amended (the "Exchange Act"), or Rule 144 of the
Securities Act of 1933, as amended (the "Securities
Act"), due to his affiliation with Inotiv, Inc., an
Indiana corporation, unless earlier revoked by the
undersigned in a signed writing delivered to the
foregoing attorneys-in-fact, to:

1) execute for and on behalf of the undersigned
Form ID, Forms 3, 4, 5 and 144 and any
amendments to previously filed forms
in accordance with Section 16(a) of the
Exchange Act or Rule 144 of the Securities
Act and the rules thereunder;

       2) do and perform any and all acts
for and on behalf of the undersigned which
may be necessary or desirable to complete the
execution of any such Form ID, Forms 3, 4, 5 and
144 and the timely filing of such form with the
United States Securities and Exchange Commission
and any other authority as required by law; and

2) take any other action of any type whatsoever
in connection with the foregoing which, in
the opinion of such attorney-in-fact,
may be of benefit to, in the best interest
of or legally required by the undersigned,
it being understood that the documents
executed by such attorney-in-fact on behalf
of the undersigned pursuant to this Power
of Attorney shall be in such form and shall
contain such terms and conditions as such
attorney-in-fact may approve in his
discretion.

       The undersigned hereby grants to each such
attorney-in-fact full power and authority to do
and perform all and every act and thing whatsoever
requisite, necessary and proper to be done in the
exercise of any of the rights and powers
herein granted, as fully to all intents
and purposes as the undersigned could do
if personally present, with full power of
substitution or revocation, hereby
ratifying and confirming all that such
attorney-in-fact, or his substitute or
substitutes, shall lawfully do or cause
to be done by virtue of this Power of
Attorney and the rights and powers herein
granted.  The undersigned acknowledges
that the foregoing attorneys-in-fact, in
serving in such capacity at the request
of the undersigned, are not assuming any
of the undersigned's responsibilities
to comply with Section 16 of the Exchange
Act or Rule 144 of the Securities Act.

       IN WITNESS WHEREOF, the undersigned
has caused this Power of Attorney to be
executed as of this 13th day of October, 2023.

       /s/ Mary Theresa Coelho
       Mary Theresa Coelho