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 5.47
Milk (kg) -47.00 -0.014 0.66
Fat (kg) -6.65 -0.375 2.49
Prot (kg) -5.27 -0.441 2.33
Fertility Sub Index -4.11
Calving Interval (days) 1.98 -1.459 -2.89
Survival (%) -1.09 1.117 -1.22
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.08
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 3.22

* Based on an €80/tonne carbon price