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 2.97
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -2.51 -0.375 0.94
Prot (kg) -2.48 -0.441 1.09
Fertility Sub Index -1.60
Calving Interval (days) 1.19 -1.459 -1.74
Survival (%) 0.12 1.117 0.13
Calving Sub Index 0.66
Gestation Length (days) -0.72 -0.919 0.66
Beef Sub Index -1.68
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 8.90 -0.432 -3.84
Maintenance Sub Index Maint. Sub Index 7.36
Live WT (kg) -24.00 -0.307 7.36
Total Carbon Sub Index 7.71

* Based on an €80/tonne carbon price