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 17.62
Milk (kg) -154.00 -0.014 2.16
Fat (kg) -19.74 -0.375 7.39
Prot (kg) -18.28 -0.441 8.07
Fertility Sub Index -3.46
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) -1.32 1.117 -1.47
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 2.07
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 16.57

* Based on an €80/tonne carbon price