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 2.16
Milk (kg) -78.00 -0.014 1.09
Fat (kg) -0.26 -0.375 0.10
Prot (kg) -2.20 -0.441 0.97
Fertility Sub Index -1.57
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index -2.32
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.92 -0.432 -3.85
Maintenance Sub Index Maint. Sub Index 6.68
Live WT (kg) -21.80 -0.307 6.68
Total Carbon Sub Index 5.65

* Based on an €80/tonne carbon price