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 2.07
Milk (kg) -16.00 -0.014 0.22
Fat (kg) -2.51 -0.375 0.94
Prot (kg) -2.06 -0.441 0.91
Fertility Sub Index -6.06
Calving Interval (days) 2.98 -1.459 -4.35
Survival (%) -1.53 1.117 -1.71
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.25
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.87 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index -2.27

* Based on an €80/tonne carbon price