Hi Rohan ,
If you are using export to pdf feature , then you will get the default page in PDF.
Its better you can create your own program for exporting PDF.
use FM
: CONVERT_ABAPSPOOLJOB_2_PDF
& GUI_DOWNLOAD
CALL FUNCTION 'CONVERT_ABAPSPOOLJOB_2_PDF'
EXPORTING
src_spoolid = spoolno
no_dialog = ' '
IMPORTING
pdf_bytecount = l_no_of_bytes
pdf_spoolid = l_pdf_spoolid
btc_jobname = l_jobname
btc_jobcount = l_jobcount
TABLES
pdf = it_pdf.
"Download PDF file C Drive
CALL FUNCTION 'GUI_DOWNLOAD'
EXPORTING
filename = 'C:\itab_to_pdf.pdf'
filetype = 'BIN'
TABLES
data_tab = it_pdf.
Hope this will help you out
Regards
Yogendra Bhaskar