Kammala jumla mai zuwa: A watan Mayu, Jenkins ya lashe gasarsa ta farko a cikin shekaru uku a gasar ta bakwai na Birtaniya Open na kakar wasa ta bana. Ya doke Andy Hamilton 6 zuwa 3 a wasan karshe. A UK Open kanta ya kai wasan kusa da na karshe, inda ya rasa 5<unk>10 ga Phil Taylor. Jenkins ya buga wasan kusa da na karshe a wasan karshe na duniya a watan Yuli, bayan ya ci Kim Huybrechts (11<unk>9), Raymond van Barneveld (13<unk>10) da Adrian Lewis (16<unk>12). Ya fuskanci James Wade kuma ya rasa darts shida a 15<unk>15 don motsa kafa daga karshe kuma a maimakon haka an doke shi 15<unk>17. An ci nasara a zagaye na farko a manyan wasannin da aka yi a gasar cin kofin duniya da gasar zakarun Turai kuma Jenkins ya kasa cancanta daga rukuninsa a gasar cin kofin duniya.
Grand Slam na Darts kamar yadda kawai ya lashe daya daga cikin uku da wasannin. Bayan an buga dukkan wasannin ProTour 33 na shekarar 2012, Jenkins ya kasance na 13 a kan Dokar Kyauta, wanda ya cancanci shi zuwa wasan karshe na Players Championship inda ya fuskanci Mervyn King a zagaye na farko. Jenkins ya rasa darts uku don wasan a cikin yanke shawara, yayin da ya rasa 5<unk>6.