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 4.82
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -5.92 -0.375 2.22
Prot (kg) -3.77 -0.441 1.66
Fertility Sub Index 0.57
Calving Interval (days) 0.06 -1.459 -0.09
Survival (%) 0.59 1.117 0.66
Calving Sub Index -1.52
Gestation Length (days) 1.65 -0.919 -1.52
Beef Sub Index -2.20
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 7.30 -0.432 -3.15
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 7.22

* Based on an €80/tonne carbon price