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 11.38
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -13.05 -0.375 4.89
Prot (kg) -10.46 -0.441 4.62
Fertility Sub Index -5.71
Calving Interval (days) 2.81 -1.459 -4.10
Survival (%) -1.44 1.117 -1.61
Calving Sub Index 0.12
Gestation Length (days) -0.13 -0.919 0.12
Beef Sub Index 0.28
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 6.10

* Based on an €80/tonne carbon price