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 13.16
Milk (kg) -191.00 -0.014 2.67
Fat (kg) -15.77 -0.375 5.91
Prot (kg) -10.37 -0.441 4.58
Fertility Sub Index -2.60
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) -0.79 1.117 -0.88
Calving Sub Index -0.89
Gestation Length (days) 0.97 -0.919 -0.89
Beef Sub Index -1.96
Carcass Weight (kg) 3.40 -0.528 -1.79
Age of Slaughter (days) 0.38 -0.432 -0.16
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 8.26

* Based on an €80/tonne carbon price