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 3.68
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -3.07 -0.375 1.15
Prot (kg) -4.05 -0.441 1.79
Fertility Sub Index -5.82
Calving Interval (days) 2.87 -1.459 -4.19
Survival (%) -1.46 1.117 -1.63
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.50
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) 2.01 -0.432 -0.87
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index -2.48

* Based on an €80/tonne carbon price