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 5.62
Milk (kg) -88.00 -0.014 1.23
Fat (kg) -7.16 -0.375 2.68
Prot (kg) -3.86 -0.441 1.70
Fertility Sub Index -8.58
Calving Interval (days) 5.21 -1.459 -7.60
Survival (%) -0.88 1.117 -0.98
Calving Sub Index 1.52
Gestation Length (days) -1.65 -0.919 1.52
Beef Sub Index -0.04
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 4.24 -0.432 -1.83
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 1.48

* Based on an €80/tonne carbon price