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 7.36
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -6.40 -0.375 2.40
Prot (kg) -6.27 -0.441 2.77
Fertility Sub Index -6.13
Calving Interval (days) 3.09 -1.459 -4.51
Survival (%) -1.45 1.117 -1.62
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.81
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 4.22

* Based on an €80/tonne carbon price