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 1.72
Milk (kg) -41.00 -0.014 0.57
Fat (kg) -1.46 -0.375 0.55
Prot (kg) -1.35 -0.441 0.60
Fertility Sub Index 1.10
Calving Interval (days) -0.64 -1.459 0.93
Survival (%) 0.15 1.117 0.17
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.39
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.55 -0.432 -0.67
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 5.41

* Based on an €80/tonne carbon price