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 7.05
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -9.27 -0.375 3.47
Prot (kg) -3.55 -0.441 1.57
Fertility Sub Index 4.38
Calving Interval (days) -2.55 -1.459 3.72
Survival (%) 0.59 1.117 0.66
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index -3.12
Carcass Weight (kg) 8.60 -0.528 -4.54
Age of Slaughter (days) -3.27 -0.432 1.41
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 9.19

* Based on an €80/tonne carbon price