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 1.56
Milk (kg) -207.00 -0.014 2.90
Fat (kg) 3.30 -0.375 -1.24
Prot (kg) 0.24 -0.441 -0.11
Fertility Sub Index 1.68
Calving Interval (days) 0.10 -1.459 -0.15
Survival (%) 1.63 1.117 1.82
Calving Sub Index 4.07
Gestation Length (days) -4.43 -0.919 4.07
Beef Sub Index -2.57
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 4.36 -0.432 -1.88
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index 3.21

* Based on an €80/tonne carbon price