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 13.39
Milk (kg) -151.00 -0.014 2.11
Fat (kg) -15.28 -0.375 5.72
Prot (kg) -12.57 -0.441 5.55
Fertility Sub Index 1.16
Calving Interval (days) -1.15 -1.459 1.68
Survival (%) -0.46 1.117 -0.51
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index -0.17
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 2.48
Live WT (kg) -8.10 -0.307 2.48
Total Carbon Sub Index 17.52

* Based on an €80/tonne carbon price