An occurrence or event (here as the reading しゅったい), indicating something that happens. A somewhat literary/archaic reading.
その出来（しゅったい）は町中の話題になった。
That incident became the talk of the town.
詳しい出来（しゅったい）はまだ調査中だ。
The details of the occurrence are still under investigation.
Completion or finishing of something (reading such as しゅつらい). Nowadays expressions like 'completion' or 'finished product' are more common.
作業の出来（しゅつらい）は予定より早かった。
The completion of the work was earlier than planned.
彼は出来（しゅつらい）を確認してから納品した。
He checked the finished product before delivery.