I believe this is known as just 'Tarbeg' or 'Mid Tarbeg' in records, and when East and West Tarbeg were amalgamated with Tarbeg, the only other farm was Laigh Tarbeg over the road.
The History of Ochiltree Village & Parish - Dane Love
p334
Tarbeg (High)
Formerly known as Mid Tarbeg or just Tarbeg. 73 acres in 1861.
1619 Ochiltree Estate -
c1790 Ochiltree Estate - John Wallace
Ochiltree Estate - James Wilson (1799-1846)
1841 - Andrew Sloan
1851-1855 Mrs Hamilton Boswell - Andrew Sloan (1809-1886)
1861-1875 Belmont Estate - Robert Sloan (1817-1891)
1888 Belmont Estate - James Sloan
1913-1921 Andrew Kirkwood MacCosh - William Watson (1846-1921) &
James Andrew Watson (1883-1954)
1921-1954 James Andrew Watson (1883-1954)
1954-2011 Hugh F. Watson (1928-2011)
2011- James Watson
'William Wilson, an engineer on the steamboat Fingal , was killed instantly as a result of an incident in Belfast Lough on 27 November 1830 at the age of 47. He was the son of James Wilson of High Tarbeg'.
(The History of Ochiltree Village & Parish - Dane Love - p46)