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 11.71
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -11.19 -0.375 4.19
Prot (kg) -11.30 -0.441 4.99
Fertility Sub Index -3.39
Calving Interval (days) 1.36 -1.459 -1.98
Survival (%) -1.26 1.117 -1.41
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.76
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 10.77

* Based on an €80/tonne carbon price