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 6.70
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -2.71 -0.375 1.02
Prot (kg) -8.88 -0.441 3.92
Fertility Sub Index 4.01
Calving Interval (days) -1.25 -1.459 1.82
Survival (%) 1.96 1.117 2.19
Calving Sub Index -1.53
Gestation Length (days) 1.66 -0.919 -1.53
Beef Sub Index 0.65
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 0.08 -0.432 -0.03
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 12.78

* Based on an €80/tonne carbon price