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 25.98
Milk (kg) -421.00 -0.014 5.89
Fat (kg) -31.06 -0.375 11.63
Prot (kg) -19.14 -0.441 8.45
Fertility Sub Index -0.65
Calving Interval (days) -0.25 -1.459 0.36
Survival (%) -0.91 1.117 -1.02
Calving Sub Index 0.57
Gestation Length (days) -0.62 -0.919 0.57
Beef Sub Index 0.54
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.22 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 3.86
Live WT (kg) -12.60 -0.307 3.86
Total Carbon Sub Index 30.29

* Based on an €80/tonne carbon price