?url_ver=Z39.88-2004&rft_id=2114141017&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=PENDUGAAN+BOBOT+BADAN+KAMBING+SABURAI+MENGGUNAKAN+UKURAN-UKURAN+TUBUH+DENGAN+METODE+REGRESI+KOMPONEN+UTAMA+(STUDI+KASUS+DI+KELOMPOK+TERNAK+MAKMUR+II+KECAMATAN+GISTING+KABUPATEN+TANGGAMUS)&rft.creator=Gilang+%2C+Nugroho+&rft.subject=590+Ilmu+hewan+(zoologi)&rft.subject=630+Pertanian+dan+teknologi+yang+berkaitan&rft.description=Penelitian+ini+bertujuan+untuk+memprediksi+bobot+badan+(BB)+berdasarkan+berbagai+ukuran+tubuh+seperti+lingkar+dada+(LD)%2C+panjang+badan+(PB)%2C+tinggi+badan+(TB)%2C+dalam+dada+(DD)%2C+lebar+pinggul+(LePi)%2C+lebar+dada+(LeD)%2C+dan+tinggi+pinggul+(TiPi)+menggunakan+analisis+regresi+komponen+utama+(ARKU)%2C+pada+kambing+Saburai+di+Kecamatan+Gisting%2C+Kabupaten+Tanggamus%2C+Provinsi+Lampung+yang+dilaksanakan+pada+Februari-Maret+2025.+Ternak+yang+digunakan+dalam+penelitian+ini+adalah+kambing+Saburai+berumur+1--3+tahun+sebanyak+109+ekor.+ARKU+dianalisis+menggunakan+bahasa+pemrograman+R.+Model+yang+paling+cocok+untuk+prediksi+BB+didasarkan+pada+indikator+statistik+termasuk+koefisien+determinasi+(R2)%2C+R2+yang+disesuaikan%2C+dan+kesalahan+standar+residual+(RSE).+Hasil+ARKU+menunjukkan+bahwa+model+regresi+komponen+utama+yang+mewakili+ukuran+tubuh+dalam+memprediksi+bobot+badan+adalah+model+dengan+5+skor+principle+component+(PC)+atau+komponen+utama+yaitu+PC1%2C+PC2%2C+PC3%2C+PC4%2C+dan+PC5+dengan+persamaan+BB+%3D34%2C69+%2B+(-3%2C63*PC1)+%2B+(-1%2C31*PC2)+%2B+(-3%2C54*PC3)+%2B+(-0%2C44*PC4)+%2B+(4%2C46*PC5).+Sedangkan+model+regresi+yang+didapat+dari+transformasi+model+ARKU+ke+variabel+asli+yaitu+BB+%3D+-51%2C92+%2B+(0%2C83*LD)+%2B+(0%2C03*PB)+%2B+(0%2C23*TP)+%2B+(0%2C31*LebD)+%2B+(0%2C25*DD)+%2B+(-0%2C02*Tping)+%2B+(-0%2C07*Lebping)+dengan+R%C2%B2+sebesar+85%2C88%25.%0D%0AKata+kunci%3A+Analisis+Regresi+Komponen+Utama%2C+Bobot+Badan%2C+Kambing+Saburai%2C+Ukuran+Tubuh.%0D%0A%0D%0AThis+study+aims+to+predict+body+weight+(BW)+based+on+various+body+measurements+such+as+chest+girth+(CG)%2C+body+length+(BL)%2C+shoulder+height+(SH)%2C+chest+depth+(CD)%2C+hip+width+(HW)%2C+chest+width+(CW)%2C+and+hip+height+(HH)+using+principal+component+regression+(PCR)%2C+on+Saburai+goats+in+Gisting+District%2C+Tanggamus+Regency%2C+Lampung+Province+which+was+carried+out+in+February-March+2025.+The+livestock+used+in+this+study+were+109+Saburai+goats+aged+1--3+years.+PCR+was+analyzed+using+the+R+programming+language.+The+best+model+for+BW+prediction+was+determined+based+on+statistical+indicators%2C+including+the+coefficient+of+determination+(R%C2%B2)%2C+adjusted+R%C2%B2%2C+and+residual+standard+error+(RSE).+The+PCR+results+indicated+that+the+principal+component+regression+model+for+predicting+body+weight+was+Model+with+5+principal+component+(PC)+(PC1%2C+PC2%2C+PC3%2C+PC4%2C+and+PC5)%2C+with+the+equation+BW+%3D+34.69+%2B+(-+3.54+*+PC1)+%2B+(-1.73+*+PC2)+%2B+(-3.64+*+PC3)+%2B+(-0%2C44*PC4)+%2B+(4%2C46*PC5)+with+an+R%C2%B2+of+85.88%25.+While+the+regression+model+obtained+from+the+transformation+of+the+PCR+model+to+the+original+variables+is+BW+%3D+-51.92+%2B+(0.83+*+CG)+%2B+(0.03+*+BL)+%2B+(0.23+*+SH)+%2B+(0.31+*+CW)+%2B+(0.25+*+CD)+%2B+(-0.02+*+HH)+%2B+(-0.07+*+HW)+with+an+R%C2%B2+of+85.88%25.%0D%0AKeywords%3A+Principal+Component+Regression+Analysis%2C+Body+Weight%2C+Saburai+Goat%2C+Body+Measurements.&rft.publisher=FAKULTAS+PERTANIAN&rft.date=2025-06-04&rft.type=Skripsi&rft.type=NonPeerReviewed&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F89513%2F1%2FABSTRAK.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F89513%2F2%2FSKRIPSI%2520FULL.pdf&rft.format=text&rft.identifier=http%3A%2F%2Fdigilib.unila.ac.id%2F89513%2F3%2FSKRIPSI%2520TANPA%2520BAB%2520PEMBAHASAN.pdf&rft.identifier=++Gilang+%2C+Nugroho+++(2025)+PENDUGAAN+BOBOT+BADAN+KAMBING+SABURAI+MENGGUNAKAN+UKURAN-UKURAN+TUBUH+DENGAN+METODE+REGRESI+KOMPONEN+UTAMA+(STUDI+KASUS+DI+KELOMPOK+TERNAK+MAKMUR+II+KECAMATAN+GISTING+KABUPATEN+TANGGAMUS).++FAKULTAS+PERTANIAN%2C+UNIVERSITAS+LAMPUNG.+++++&rft.relation=http%3A%2F%2Fdigilib.unila.ac.id%2F89513%2F