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 9.49
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -12.20 -0.375 4.57
Prot (kg) -7.34 -0.441 3.24
Fertility Sub Index 1.38
Calving Interval (days) -0.44 -1.459 0.64
Survival (%) 0.66 1.117 0.74
Calving Sub Index -1.15
Gestation Length (days) 1.25 -0.919 -1.15
Beef Sub Index -1.78
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 7.31 -0.432 -3.16
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 13.54

* Based on an €80/tonne carbon price