- CRB® BLS Spot Indices

• CRB BLS Metals: Copper scrap*, lead scrap, steel scrap, tin, and zinc*.
• CRB BLS Textiles and Fibers: Burlap, cotton, print cloth, and wool tops.
• CRB BLS Livestock and Products: Hides*, hogs, lard, steers, and tallow.
• CRB BLS Fats and Oils: Butter, soybean oil, lard, and tallow.
• Raw Industrials: Hides*, tallow, copper scrap, lead scrap, steel scrap, zinc, tin, burlap, cotton, print cloth, wool tops, rosin, and rubber (59.1%).
• CRB BLS Foodstuffs: Hogs, steers, lard, butter, soybean oil, cocoa, corn, Kansas City wheat, Minneapolis wheat, and sugar (40.9%).

Specifications for commodities included in the index as of January 1986

Commodity	Specifications	Market	Source
Burlap (01)	10 oz., 40", ex-dock or ex-warehouse, duty paid, per yd.	New York	USDA
Butter (02)	Grade AA, 92 score, per lb.	Chicago	USDA
Cocoa beans (CC)	Ivory Coast, per metric ton	New York	USDA
Copper scrap (HG)	No. 2 heavy copper and wire, refiners' buying price, carload lots, delivered buyers' works, per lb.	New York	USGS
Corn (C-)	No. 2 yellow, per bu.	Central Illinois	USDA
Cotton (06)	1-1/16" SLM, per lb.	7 markets	USDA
Hides (30)	Heavy native steers, packer 30/53 lbs., fleshed, packer to tanner, dealer, or exporter per lb., f.o.b. shipping point.	Chicago	USDA
Hogs (LH)	U.S. No. 2's and 3's, 200=220 lbs., per 100 lb.	Iowa / S. Minn.	USDA
Lard (09)	Prime Steam, in tanks, per lb.	Chicago	USDA
Lead scrap (10)	Battery plates, smelters' buying price, East, carload lots; delivered buyers' works, per lb.	New York	USGS
Print cloth (11)	48", 78*78 count, 4 yds./lb., per yd.	New York	USDA
Rosin (12)	Gum, window glass grade, car lots, per 100 lb.	New York	USDA
Rubber (13)	Crude, natural, No. 1 ribbed smoked sheets, per lb.	New York	USDA
Soybean Oil (BO)	Crude, per lb.	Central Illinois	USDA
Steel Scrap (57)	No. 1 heavy melting, (dealer), consumers' buying price, including brokerage, delivered, per gross ton.	Chicago	USGS
Steers (LC)	Choice, 900-1100 lbs., per 100 lb.	Tex. / Okla.	USDA
Sugar (17)	Raw, 96°, duty paid, per 100 lb.	New York	USDA
Tallow (18)	Packers' prime, inedible, per lb.	Chicago	USDA
Tin (54)	Grade A, spot delivery, per lb.	New York	USGS
Wheat (MW)	No. 1 Dark Northern Spring 14%, per bu.	Minneapolis	USDA
Wheat (KW)	No. 2 Hard Red Winter, per bu.	Kansas City	USDA
Wool tops (22)	Certified spot price, domestic 64's, nominal, per lb.	Boston	USDA
Zinc (23)	Slab, Prime Western, for prompt delivery, delivered, (f.o.b. New York equivalent), per lb.	New York	USGS

* Effective October 01, 2012, the following component change was made:

• Hides, HNS, per CWT, was replaced with Hides, HNS 62-64#, per Piece.
  Indexes affected: Spot Index, Livestock and Raw Industrials.

* Effective January 03, 2011, the following component change was made:

• Hides, HNS, per CWT, was replaced with Hides, HNS 60-68#, per Piece.
  Indexes affected: Spot Index, Livestock and Raw Industrials.

* Effective January 02, 2003, the following component changes were made:

• Copper, electrolytic cathodes, was replaced with Copper, scrap #2 wire.
  Indexes affected: Spot Index, Metals and Raw Industrials.
• Zinc, prime western, was replaced with Zinc, special high grade.
  Indexes affected: Spot Index, Metals and Raw Industrials.