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 0.89
Milk (kg) -57.00 -0.014 0.80
Fat (kg) -1.51 -0.375 0.57
Prot (kg) 1.07 -0.441 -0.47
Fertility Sub Index -4.24
Calving Interval (days) 1.85 -1.459 -2.70
Survival (%) -1.38 1.117 -1.54
Calving Sub Index -1.52
Gestation Length (days) 1.65 -0.919 -1.52
Beef Sub Index -2.46
Carcass Weight (kg) 3.70 -0.528 -1.95
Age of Slaughter (days) 1.18 -0.432 -0.51
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index -5.39

* Based on an €80/tonne carbon price