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 6.86
Milk (kg) -16.00 -0.014 0.22
Fat (kg) -8.22 -0.375 3.08
Prot (kg) -8.05 -0.441 3.55
Fertility Sub Index -6.97
Calving Interval (days) 5.53 -1.459 -8.07
Survival (%) 0.98 1.117 1.09
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.88
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index -2.85
Live WT (kg) 9.30 -0.307 -2.85
Total Carbon Sub Index -4.39

* Based on an €80/tonne carbon price