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 -4.83
Milk (kg) 183.00 -0.014 -2.56
Fat (kg) -0.79 -0.375 0.30
Prot (kg) 5.82 -0.441 -2.57
Fertility Sub Index 2.83
Calving Interval (days) -1.35 -1.459 1.97
Survival (%) 0.77 1.117 0.86
Calving Sub Index -3.05
Gestation Length (days) 3.32 -0.919 -3.05
Beef Sub Index -3.68
Carcass Weight (kg) 9.60 -0.528 -5.06
Age of Slaughter (days) -3.21 -0.432 1.39
Maintenance Sub Index Maint. Sub Index -7.76
Live WT (kg) 25.30 -0.307 -7.76
Total Carbon Sub Index -16.50

* Based on an €80/tonne carbon price