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 6.86
Milk (kg) -161.00 -0.014 2.25
Fat (kg) -4.19 -0.375 1.57
Prot (kg) -6.89 -0.441 3.04
Fertility Sub Index -10.41
Calving Interval (days) 5.40 -1.459 -7.88
Survival (%) -2.27 1.117 -2.54
Calving Sub Index 0.52
Gestation Length (days) -0.57 -0.919 0.52
Beef Sub Index -0.33
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index -1.72
Live WT (kg) 5.60 -0.307 -1.72
Total Carbon Sub Index -5.08

* Based on an €80/tonne carbon price