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 13.26
Milk (kg) -202.00 -0.014 2.83
Fat (kg) -15.45 -0.375 5.79
Prot (kg) -10.52 -0.441 4.64
Fertility Sub Index -2.39
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) -0.53 1.117 -0.59
Calving Sub Index -2.97
Gestation Length (days) 3.23 -0.919 -2.97
Beef Sub Index -0.12
Carcass Weight (kg) 4.30 -0.528 -2.27
Age of Slaughter (days) -4.98 -0.432 2.15
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 13.55

* Based on an €80/tonne carbon price