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 4.57
Milk (kg) -77.00 -0.014 1.08
Fat (kg) -3.81 -0.375 1.43
Prot (kg) -4.67 -0.441 2.06
Fertility Sub Index -5.60
Calving Interval (days) 2.72 -1.459 -3.97
Survival (%) -1.46 1.117 -1.63
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -0.63
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 2.06 -0.432 -0.89
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index -1.50

* Based on an €80/tonne carbon price