Saror D I, Engel R R, Perman V, Stevens J B
Am J Vet Res. 1975 Apr;36(4 Pt.1):463-4.
Percentage carboxyhemoglobin (HbCO) values were determined in 29 cows and 24 bulls in Minnesota during the summer of 1973. Results indicated that, in normal cattle, the HbCO value was 0.3%. Individual and daily variations in these values were recorded in 2 calves.