[3]: 730 [4]: 238 Some stock of the Scottish Aberdeen Angus breed was exported to Montreal, Canada, in about 1859, but nothing more is known of it.

The earliest import to the United States was in 1873, when a Scottish landowner named George Grant brought some to his settlement at Victoria, Kansas, where they were cross-bred with his Texas Longhorn stock.

[3]: 730  Comparative trials have not identified any commercially-significant difference between it and the Red Angus.

[8] Bulls have been used as sires for crossbreeding; the cross with Herefords gives rise to the Black Baldy, which displays hybrid vigor and the dominant characteristics of both breeds – it is polled, with a black coat and white face.

[4]: 256  The American Angus has contributed to the creation of various hybrid breeds including the Amerifax.