4/4=1" lumber in rough

When planed finishes at 3/4"

1 x 4 finishes at 3/4 x 3-1/2"

1 x 6 finishes at 3/4 x 5-1/2"

1 x 8 finishes at 3/4 x 7-1/4"

1 x 10 finishes at 3/4 x 9-1/4"

1 x 12 finishes at 3/4 x 11-1/4"

5/4=1 1/4" lumber in rough

When planed finishes at 1" & 1-1/16" thick (dependent on width)

5/4 x 4 finishes at 1-1/16 x 3-1/2"

5/4 x 6 finishes at 1-1/16 x 5-1/2"

5/4 x 8 finishes at 1 x 7-1/4"

5/4 x 10 finishes at 1 x 9-1/4"

5/4 x 12 finishes at 1 x 11-1/4"

8/4= 2" lumber in rough 

When planed down finishes at 1-1/2"

2 x 4 finishes at 1-1/2 x 3-1/2"

2 x 6 finishes at 1-1/2 x 5-1/2"

2 x 8 finishes at 1-1/2 x 7-1/4"

2 x 10 finishes at 1-1/2 x 9-1/4"

2 x 12 finishes at 1-1/2 x 11-1/4"