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 5.84
Milk (kg) -129.00 -0.014 1.81
Fat (kg) -2.57 -0.375 0.96
Prot (kg) -6.97 -0.441 3.08
Fertility Sub Index -10.37
Calving Interval (days) 5.19 -1.459 -7.57
Survival (%) -2.50 1.117 -2.79
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.06
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 1.59 -0.432 -0.69
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index -4.54

* Based on an €80/tonne carbon price