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 5.89
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -6.19 -0.375 2.32
Prot (kg) -4.96 -0.441 2.19
Fertility Sub Index 0.54
Calving Interval (days) 0.26 -1.459 -0.38
Survival (%) 0.82 1.117 0.92
Calving Sub Index -1.30
Gestation Length (days) 1.41 -0.919 -1.30
Beef Sub Index -7.89
Carcass Weight (kg) 17.60 -0.528 -9.28
Age of Slaughter (days) -3.22 -0.432 1.39
Maintenance Sub Index Maint. Sub Index -9.07
Live WT (kg) 29.60 -0.307 -9.07
Total Carbon Sub Index -11.83

* Based on an €80/tonne carbon price