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 7.18
Milk (kg) -130.00 -0.014 1.82
Fat (kg) -7.44 -0.375 2.79
Prot (kg) -5.83 -0.441 2.57
Fertility Sub Index -9.75
Calving Interval (days) 5.58 -1.459 -8.14
Survival (%) -1.44 1.117 -1.61
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index -1.61
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 3.37 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index -1.37

* Based on an €80/tonne carbon price