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 4.41
Milk (kg) -48.00 -0.014 0.67
Fat (kg) -4.22 -0.375 1.58
Prot (kg) -4.89 -0.441 2.16
Fertility Sub Index -5.77
Calving Interval (days) 2.85 -1.459 -4.16
Survival (%) -1.44 1.117 -1.61
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.22
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.97 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index -1.64

* Based on an €80/tonne carbon price