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 4.41
Milk (kg) -28.00 -0.014 0.39
Fat (kg) -2.85 -0.375 1.07
Prot (kg) -6.69 -0.441 2.95
Fertility Sub Index -11.34
Calving Interval (days) 5.98 -1.459 -8.73
Survival (%) -2.34 1.117 -2.61
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index -0.28
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.35 -0.432 -1.01
Maintenance Sub Index Maint. Sub Index -1.04
Live WT (kg) 3.40 -0.307 -1.04
Total Carbon Sub Index -7.71

* Based on an €80/tonne carbon price