A term found in both Scandi- navian and early German statutes and im- plying a fixed sum in payment for healthy cows of three to ten years of age. See Amira, Nordgermanisches Obligationen- recht, 1882, 1895 (i. 443, ii. 522), and Ridgeway, Origin of Metallic Currency, 1892 (cap. 1-3).