Louisiana Administrative Code
Title 7 - AGRICULTURE AND ANIMALS
Part XXI - Animals and Animal Health
Chapter 7 - Cattle, Bison, and other Bovine (Formerly Chapter 3)
Subchapter C - Tuberculosis
Section XXI-731 - Testing of Cattle and the Movement of Cattle from Tuberculosis Quarantined Herds and the Establishment and Maintenance of All Tuberculosis Accredited Herd s (Formerly Section 327)

Universal Citation: LA Admin Code XXI-731

Current through Register Vol. 50, No. 3, March 20, 2024

A. Quarantine Procedures and Disposition of Movement from Quarantined Herds

1. All herds in which reactor animals are disclosed shall be quarantined. All animals in a Mycobacterium bovis herd shall be tested.

2. Reactors must remain on the premises where disclosed until a state or federal permit has been obtained. Movement for immediate slaughter must be direct to a slaughter establishment where approved state or federal inspection is maintained within 15 days of classification. Upon delivery to the slaughtering establishment, reactors shall be slaughtered as soon as practicable.

3. No animals classified as a reactor shall be retained.

4. Suspects to the tuberculin test shall be quarantined to the herd where found or shipped under permit to slaughter in accordance with the state and federal laws and regulations. Suspects to the caudal fold tuberculin test shall be quarantined to the premises where found until:
a. retested by the comparative-cervical tuberculin test within 10 days of the caudal fold injection;

b. retested by the comparative-cervical tuberculin test after 60 days; or

c. shipped under permit direct to slaughter in accordance with state and federal laws and regulations.

5. Exposed animals must remain on the premises where disclosed unless a state or federal permit has been obtained. Movement for immediate slaughter must be direct to a slaughtering establishment where approved state or federal inspection is maintained.

6. Sale of feeder calves from quarantined herds will be restricted. Feeder calves under 12 months of age that have passed a tuberculin test within 60 days of movement may be permitted to move intrastate to a quarantined feedlot.

7. Herds in which Mycobacterium bovis infection has been disclosed shall remain under quarantine and must pass two tuberculin tests at intervals of at least 60 days and one additional test after six months. The minimum quarantine period shall be 10 months from slaughter of lesion reactors.

8. Herds in which NGL reactor(s) only occur and no evidence of Mycobacterium bovis infection has been disclosed may be released from quarantine after a 60 day retest on the entire herd.

9. In herds where Mycobacterium bovis infection has been confirmed but the herd not depopulated, five annual tests on the entire herd followed by two tests at three year intervals shall be applied following the release of quarantine.

10. In herds with history lesions suspicious of bovine tuberculosis (not confirmed), two complete annual herd tests shall be applied after release of quarantine; the first test to be applied approximately one year after release of quarantine.

11. In a newly assembled herd on a premises where a tuberculous herd has been depopulated, two annual herd tests shall be applied to all cattle, the first test to be applied approximately six months after assembly of the new herd. These tests shall be followed by two complete herd tests at three year intervals.

B. Accredited Herd Plan

1. Testing of herds for accreditation or re-accreditation shall include all cattle over 24 months of age and any animals other than natural additions under 24 months of age. All natural additions shall be individually identified and recorded on the test report as members of the herd at the time of the annual test.

2. Herd additions must originate directly from one of the following:
a. accredited herd;

b. herd in an accredited free state;

c. herd in a modified accredited area that has passed a herd test of all animals over 24 months of age within 12 months and the individual animals for addition were negative to the tuberculin test conducted within 60 days; or

d. herd in a modified accredited area not meeting requirements of Subparagraph B.2.a, b, or c of this Section, individual animals for addition must pass a negative test within 60 days prior to entering the premises of the accredited herd and must be kept in isolation from all members of the accredited herd until negative to a test conducted after 60 days of date of entry. Animals added under Subparagraph B.2.b, c, or d of this Section shall not receive accredited herd status for sale purposes until they have been members of the herd at least 60 days and are included in a herd retest.

3. To qualify for accredited herd status, the herd must pass at least two consecutive annual tuberculin tests with no evidence of bovine tuberculosis disclosed. All animals must be bonafide members of the herd. Qualified herds may be issued a certificate by the local state and federal officials. The accreditation period will be 12 months (365 days) from the anniversary date and not 12 months from the date of the re-accreditation test. To qualify for re-accreditation, the herd must pass an annual test within a period of 10 to 14 months of the anniversary date.

AUTHORITY NOTE: Promulgated in accordance with R.S. 3:2093.

Disclaimer: These regulations may not be the most recent version. Louisiana may have more current or accurate information. We make no warranties or guarantees about the accuracy, completeness, or adequacy of the information contained on this site or the information linked to on the state site. Please check official sources.
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