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 5.40
Milk (kg) -43.00 -0.014 0.60
Fat (kg) -5.02 -0.375 1.88
Prot (kg) -6.62 -0.441 2.92
Fertility Sub Index -5.77
Calving Interval (days) 2.70 -1.459 -3.94
Survival (%) -1.64 1.117 -1.83
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.15
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 0.45

* Based on an €80/tonne carbon price