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 8.41
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -6.03 -0.375 2.26
Prot (kg) -9.66 -0.441 4.26
Fertility Sub Index -5.80
Calving Interval (days) 2.91 -1.459 -4.25
Survival (%) -1.39 1.117 -1.55
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.72
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.02 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 0.86
Live WT (kg) -2.80 -0.307 0.86
Total Carbon Sub Index 3.65

* Based on an €80/tonne carbon price