Nyora kuenderera mberi kweiyi ndima - Yakanga iri mumwaka wa2003-04 kuti Carvalho akaita zita rake semutambi wenhabvu wepasi rose. Kuita kwake kwakanaka kwakabatsira kirabhu kuhwina mukombe wePortugal weligi kwegore rechipiri rakateedzana, uye mukombe wakakurumbira kwazvo wekirabhu munhabvu yeEuropean, UEFA Champions League. Mumakwikwi aya, Carvalho akatamba mumitambo yese yePorto, kusanganisira kukunda 3-0 vachipesana neMonaco mumutambo wekupedzisira. Mushure mezvo, kuita kwake kukuru kwakakodzera mubairo weEFAFA Club Best Defender weGore, akavhotera muchikwata cheEFAFA cheGore, uye akatumidzwa zita remumwe wevatambi makumi mashanu vakasarudzwa ku2004 Ballon d'Or), achipedza wechipfumbamwe mukuvhota, ari iye chete mudziviriri ari pamusoro gumi. Akasarudzwa kuPortugal UEFA Euro 2004
squad, mumakwikwi ayo akasarudzwawo kuEFAFA Euro Team yeTournament. Pakupera kwemwaka, Carvalho ave achiteverwa nemakirabhu epamusoro eEurope, kusanganisira Internazionale, Barcelona, Real Madrid neManchester United. Real Madrid yakapa € 8.2 (£ 7) mamiriyoni eCarvalho, asi Porto akanyevera vaSpanish kuti havangagamuchiri chero chinhu chiduku pane € 23.5 (£ 20) mamiriyoni emudziviriri mushure mekunge chikwata cheSpanish chaita chikumbiro chakaderera zvikuru. Mazuva gare gare, kirabhu yeChirungu Chelsea yakapa € 30 (£ 25.5) mamirioni epakati kumashure, iyo timu yechiPutukezi yakagamuchira.