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 3.33
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -3.11 -0.375 1.16
Prot (kg) -3.45 -0.441 1.52
Fertility Sub Index -5.89
Calving Interval (days) 2.86 -1.459 -4.17
Survival (%) -1.54 1.117 -1.72
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.52
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 1.57 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index -2.66

* Based on an €80/tonne carbon price