Indeed, Utah, with its predominant Mormon faith, has one of the highest percentages of breast-feeding moms in the nation, according to a 2012 report card from the Centers for Disease Control and Prevention. Nearly 86 percent of children are breast-fed at some point, with 64.4 percent still nursing at 6 months, compared with 47.2 percent nationwide.
In recent years, however, some Mormon moms in and out of the Beehive State have faced criticism, gossip and even reprimands from church leaders for "not completely covering up."
See also: http://www.kitsch-slapped.com/2012/05/your-right-to-bare-breasts/