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 10.40
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -11.42 -0.375 4.28
Prot (kg) -9.60 -0.441 4.24
Fertility Sub Index -3.33
Calving Interval (days) 1.65 -1.459 -2.41
Survival (%) -0.83 1.117 -0.93
Calving Sub Index -2.02
Gestation Length (days) 2.20 -0.919 -2.02
Beef Sub Index -4.30
Carcass Weight (kg) 8.40 -0.528 -4.43
Age of Slaughter (days) -0.31 -0.432 0.13
Maintenance Sub Index Maint. Sub Index -3.80
Live WT (kg) 12.40 -0.307 -3.80
Total Carbon Sub Index -3.05

* Based on an €80/tonne carbon price