Cold Cranking Amps, specified by SAE&BCI, most frequently used value for starting battery at 0°F (-18°C)
Battery Council International standard
Cranking Amps standard, effective starting current value at 0°C
Marine Cranking Amps standard, effective starting current value at 0°C
Japan Industrial Standard, displayed on the battery as combination of the numbers and letters, e.g. 55D23,80D26.
German Auto Industry Committee Standard
Internal Electro technical Commission Standard
European Automobile Industry Association Standard
Society of Automotive Engineers Standard
China National Standard.