Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
Sep 2025 Milk Sub Index 8.54
Milk (kg) -51.00 -0.014 0.71
Fat (kg) -10.26 -0.375 3.84
Prot (kg) -9.02 -0.441 3.98
Fertility Sub Index -8.32
Calving Interval (days) 4.64 -1.459 -6.77
Survival (%) -1.39 1.117 -1.55
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index 0.36
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 2.70
Live WT (kg) -8.80 -0.307 2.70
Total Carbon Sub Index 3.84

* Based on an €80/tonne carbon price