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 4.28
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -1.64 -0.375 0.61
Prot (kg) -5.71 -0.441 2.52
Fertility Sub Index 6.42
Calving Interval (days) -4.63 -1.459 6.76
Survival (%) -0.30 1.117 -0.34
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 3.14
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 0.18 -0.432 -0.08
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 13.51

* Based on an €80/tonne carbon price