For me, Sasuke's love pourcentage for Boruto is 95-100% because he doesn't like him like his family like Kakashi likes the team 7 but he asks help to him for protect his daugther. It's mean that he has a real confidence for him and accept him in his family.
Iruka love❤ naruto 10000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000.....%❤❤❤❤