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 2.97
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -2.49 -0.375 0.93
Prot (kg) -2.48 -0.441 1.09
Fertility Sub Index -1.58
Calving Interval (days) 1.23 -1.459 -1.79
Survival (%) 0.19 1.117 0.21
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -1.98
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 8.98 -0.432 -3.88
Maintenance Sub Index Maint. Sub Index 7.14
Live WT (kg) -23.30 -0.307 7.14
Total Carbon Sub Index 7.23

* Based on an €80/tonne carbon price