The spring racing carnival runs through October in the lead-up to the Melbourne Cup, held on the first Tuesday of November. 3 October 2030 falls inside this build-up, alongside the NRL and AFL grand finals held earlier in the month, two of the biggest fixtures on the national sporting calendar.
Thursday sits one working day ahead of the weekend, making it the point in the week where plans for Friday, Saturday and Sunday commonly get finalised. 3 October 2030 falls on this day of the week, the second-to-last working day before the standard Monday-to-Friday week comes to a close and the weekend takes over.
A public holiday that falls on a Monday or a Friday produces a three-day weekend without using any annual leave, which is why long-weekend planning around 3 October 2030 depends on which day of the week the nearest public holiday falls on. A midweek holiday delivers no such automatic extension, though many workers bridge it with a single day of leave.