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 2.11
Milk (kg) -35.00 -0.014 0.49
Fat (kg) -1.59 -0.375 0.60
Prot (kg) -2.31 -0.441 1.02
Fertility Sub Index -4.81
Calving Interval (days) 2.34 -1.459 -3.41
Survival (%) -1.25 1.117 -1.40
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.16
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.84 -0.432 -0.79
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index -1.61

* Based on an €80/tonne carbon price