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 33.36
Milk (kg) -999.00 -0.014 13.99
Fat (kg) -20.17 -0.375 7.55
Prot (kg) -26.79 -0.441 11.82
Fertility Sub Index 1.82
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) 0.39 1.117 0.44
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.25
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 3.26 -0.432 -1.41
Maintenance Sub Index Maint. Sub Index 1.35
Live WT (kg) -4.40 -0.307 1.35
Total Carbon Sub Index 35.82

* Based on an €80/tonne carbon price