I don't think you want to specify an absolute path for the included modules. Also, I would use -M. So here is an @-file that should work, assuming the exiftool modules are in a directory called 'lib' when you run pp:

-o myscript.exe
-I lib
-M Image::ExifTool::AFCP
-M Image::ExifTool::AIFF
-M Image::ExifTool::APE
-M Image::ExifTool::APP12
-M Image::ExifTool::ASF
-M Image::ExifTool::BMP
-M Image::ExifTool::BZZ
-M Image::ExifTool::BigTIFF
-M Image::ExifTool::BuildTagLookup
-M Image::ExifTool::Canon
-M Image::ExifTool::CanonCustom
-M Image::ExifTool::CanonRaw
-M Image::ExifTool::CanonVRD
-M Image::ExifTool::Casio
-M Image::ExifTool::DICOM
-M Image::ExifTool::DNG
-M Image::ExifTool::DjVu
-M Image::ExifTool::EXE
-M Image::ExifTool::Exif
-M Image::ExifTool::Fixup
-M Image::ExifTool::FLAC
-M Image::ExifTool::Flash
-M Image::ExifTool::FlashPix
-M Image::ExifTool::FotoStation
-M Image::ExifTool::FujiFilm
-M Image::ExifTool::GeoTiff
-M Image::ExifTool::GIF
-M Image::ExifTool::GPS
-M Image::ExifTool::HP
-M Image::ExifTool::HTML
-M Image::ExifTool::HtmlDump
-M Image::ExifTool::ICC_Profile
-M Image::ExifTool::ID3
-M Image::ExifTool::IPTC
-M Image::ExifTool::ITC
-M Image::ExifTool::JPEG
-M Image::ExifTool::Jpeg2000
-M Image::ExifTool::JVC
-M Image::ExifTool::Kodak
-M Image::ExifTool::KyoceraRaw
-M Image::ExifTool::Lang::ch_s
-M Image::ExifTool::Lang::cz
-M Image::ExifTool::Lang::de
-M Image::ExifTool::Lang::en_ca
-M Image::ExifTool::Lang::en_gb
-M Image::ExifTool::Lang::es
-M Image::ExifTool::Lang::fr
-M Image::ExifTool::Lang::it
-M Image::ExifTool::Lang::jp
-M Image::ExifTool::Lang::nl
-M Image::ExifTool::Lang::pl
-M Image::ExifTool::Leaf
-M Image::ExifTool::MakerNotes
-M Image::ExifTool::MIE
-M Image::ExifTool::MIFF
-M Image::ExifTool::Minolta
-M Image::ExifTool::MinoltaRaw
-M Image::ExifTool::MNG
-M Image::ExifTool::MPC
-M Image::ExifTool::MPEG
-M Image::ExifTool::Nikon
-M Image::ExifTool::NikonCapture
-M Image::ExifTool::Olympus
-M Image::ExifTool::Panasonic
-M Image::ExifTool::PDF
-M Image::ExifTool::Pentax
-M Image::ExifTool::PhotoMechanic
-M Image::ExifTool::Photoshop
-M Image::ExifTool::PICT
-M Image::ExifTool::PNG
-M Image::ExifTool::PostScript
-M Image::ExifTool::PPM
-M Image::ExifTool::PrintIM
-M Image::ExifTool::QuickTime
-M Image::ExifTool::Rawzor
-M Image::ExifTool::Real
-M Image::ExifTool::Ricoh
-M Image::ExifTool::RIFF
-M Image::ExifTool::Sanyo
-M Image::ExifTool::Shortcuts
-M Image::ExifTool::Sigma
-M Image::ExifTool::SigmaRaw
-M Image::ExifTool::Sony
-M Image::ExifTool::TagInfoXML
-M Image::ExifTool::TagLookup
-M Image::ExifTool::Unknown
-M Image::ExifTool::Vorbis
-M Image::ExifTool::XMP
-M Image::ExifTool::XMP2
-M Image::ExifTool::ZIP
-M Image::File::RandomAccess
-M Image/ExifTool/Shift.pl
-M Image/ExifTool/WriteCanonRaw.pl
-M Image/ExifTool/WriteExif.pl
-M Image/ExifTool/WriteIPTC.pl
-M Image/ExifTool/WritePDF.pl
-M Image/ExifTool/WritePhotoshop.pl
-M Image/ExifTool/WritePNG.pl
-M Image/ExifTool/WritePostScript.pl
-M Image/ExifTool/Writer.pl
-M Image/ExifTool/WriteXMP.pl
myscript