What speed should I write my Canon EOS t3i footage to a Blu-ray disc? (Regardless of space the main menu takes up)?

My camera shoots approximately 6.083 megabytes per second (mbps) on 1920x1088 24 fps. A blu-ray discs usually runs 40 mbps and I m either getting a 25 gb or 50 disc. If I burn/encode the Blu-ray disc to run 40mbps, is that taking up unnecessar space? Does it affect the playback or resolution if I lower 40 mbps... show more My camera shoots approximately 6.083 megabytes per second (mbps) on 1920x1088 24 fps.

A blu-ray discs usually runs 40 mbps and I m either getting a 25 gb or 50 disc.

If I burn/encode the Blu-ray disc to run 40mbps, is that taking up unnecessar space? Does it affect the playback or resolution if I lower 40 mbps to 6.083 mbps?

Or do I have this figured wrong?
Update: Also, I record video on a SanDisk Ultra Plus 80mb/s UHS-1 / Class 10 32 gb sd card.
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