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 1.24
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -2.41 -0.375 0.90
Prot (kg) 0.45 -0.441 -0.20
Fertility Sub Index 0.25
Calving Interval (days) 0.15 -1.459 -0.22
Survival (%) 0.42 1.117 0.47
Calving Sub Index -1.39
Gestation Length (days) 1.51 -0.919 -1.39
Beef Sub Index -2.02
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 6.64 -0.432 -2.87
Maintenance Sub Index Maint. Sub Index 5.79
Live WT (kg) -18.90 -0.307 5.79
Total Carbon Sub Index 3.87

* Based on an €80/tonne carbon price