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The aim of this study is to examine current status of swine AI and boar stud in South Korea using survey and data analysis. This survey included 48 boar studs registered as ‘semen processing business’. The survey data were collected by direct visitation, FAX and/or telephone conversation for 7 months from June through December in 2013. 48 boar studs owned a total of 3,537 boars and the Duroc breed accounted for the highest rate (75.3%) of all boar breeds. In case of ownership, agricultural management corporations was the highest (50.0%) and followed by individual ownership (33.3%). Large-scale boar studs in terms of own over 151 boar were surveyed as 4.2% and most boar studs owned less than 100 boars (77.1%). The amount of liquid semen provided by 48 boar studs were 1,889,000 doses and each boar stud provided average of 39,000 does, which is represented for 90% consumption by sows in South Korea.