摘要:This study was conducted to assess the effect of infectious disease (trans boundary animal disease) on livestock exports in Sudan where the data were collected: Sudan export livestock (Live) meat rejection of vessels, rejection of animals, the reasons of the rejection and check of brucellosis in each of the following years 2010, 2011, 2012 and 2013 from the ministry of livestock, fisheries and the Rangeland Khartoum State. General Direction ate of Veterinary Quarantine and meat hygiene. Also information has been collected about livestock markets in Sudan from Animal resources Services Company in Omdurman. In the statistical analysis the results showed that brucellosis pox suspicion of foot and mouth disease and external parasites are the most diseases that lead to the returned of vessels in 2010, 2011, 2012 and 2013. The correlation between diseases is moderate positive correlation. Brucella examination showed that 16% 10% 7% 4% and 4% of the animals that have been tested were infected with brucellosis in 2010, 2011, 2012, 2013 and 2014 respectively the results were showed that 5%, 3%, 2% and 1% of the animals have been excluded in 2010, 2011, 2012 and 2013 respectively because of Brucella, mange, suspicion of foot and mouth disease, inflammation of lumph nodes pneumonia, diarrhea. Suspicion pox, abscess lameness and others. From this study animal disease especially Brucella disease and pox viruses play an important role for rejection of animal from export.