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 15.13
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -10.83 -0.375 4.06
Prot (kg) -18.69 -0.441 8.25
Fertility Sub Index -5.39
Calving Interval (days) 2.44 -1.459 -3.56
Survival (%) -1.64 1.117 -1.83
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 1.22
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 1.95 -0.432 -0.84
Maintenance Sub Index Maint. Sub Index 0.37
Live WT (kg) -1.20 -0.307 0.37
Total Carbon Sub Index 10.77

* Based on an €80/tonne carbon price