If that "spring lamb" you bought was really a 3-year-old animal, it should have been labeled this
If the 
phrase Spring Lamb is on a meat label, it means the lamb was slaughtered... [DOC] [TLE] Lamb from Farm to Table - Southeastern Idaho Public Health [PAR] If the phrase Spring Lamb is on a meat ... Data from this monitoring program 
have shown a very low percentage of residue violations.