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 1.83
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -0.69 -0.375 0.26
Prot (kg) -2.45 -0.441 1.08
Fertility Sub Index -4.16
Calving Interval (days) 2.05 -1.459 -2.99
Survival (%) -1.05 1.117 -1.17
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.23
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.99 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index -1.21

* Based on an €80/tonne carbon price