Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 6.82
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -6.38 -0.375 2.39
Prot (kg) -6.39 -0.441 2.82
Fertility Sub Index 7.26
Calving Interval (days) -4.00 -1.459 5.84
Survival (%) 1.27 1.117 1.42
Calving Sub Index 0.07
Gestation Length (days) -0.08 -0.919 0.07
Beef Sub Index 6.67
Carcass Weight (kg) -11.80 -0.528 6.22
Age of Slaughter (days) -1.03 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 6.71
Live WT (kg) -21.90 -0.307 6.71
Total Carbon Sub Index 27.53

* Based on an €80/tonne carbon price