The only other Giants prospect to join Bickford on the list is shortstop Christian Arroyo. The 21-year-old, who is batting .285 with 33 RBIs for Double-A Richmond, is ranked No. 96. Arroyo was listed at 82nd in the preseason rankings.
• Giants Top 30 Prospects
The Giants' farm system ranks 24th in the Major Leagues, according to the MLB Pipeline's Point System, with 39. The system assigns a certain number of points for each prospect that appears on the list, with 100 being awarded to the No. 1 prospect, 99 for the second-best prospect, and so forth.
The Giants' 39 points represent a 20-point improvement from their total on the Preseason 100 Top Prospects list.
The Pirates lead all Major League teams with 383 Prospect Points. The Rockies rank first among National League West teams with 293 Prospect Points.
Justin Wise is a reporter for MLB.com based in the Bay Area. This story was not subject to the approval of Major League Baseball or its clubs.