Depending on their popularity and longevity in biblical times, this question may be like asking if Jesus would have enjoyed sexual intimacy with His wife if He had gotten married.

ANRs might have been widely practised, and possibly been the norm in His day; if that were the case, I’m pretty sure He would have glorified His Father and selflessly served His wife with this beautiful intimacy, were marriage on His earthly agenda.

See Why I’m now 100% convinced that Proverbs 5:19 is about Adult Breastfeeding, Am I twisting Scripture to justify my kinky fetish? and A biblical defense of ANRs for evidence that Couples Nursing was likely taken for granted, popular among ancient Israelites, and probably not seen as taboo during biblical times.