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 11.82
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -19.65 -0.375 7.36
Prot (kg) -6.13 -0.441 2.71
Fertility Sub Index -3.71
Calving Interval (days) 1.03 -1.459 -1.50
Survival (%) -1.98 1.117 -2.21
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index -1.50
Carcass Weight (kg) 3.30 -0.528 -1.74
Age of Slaughter (days) -0.55 -0.432 0.24
Maintenance Sub Index Maint. Sub Index -2.24
Live WT (kg) 7.30 -0.307 -2.24
Total Carbon Sub Index 3.81

* Based on an €80/tonne carbon price