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 13.02
Milk (kg) -258.00 -0.014 3.61
Fat (kg) -12.07 -0.375 4.52
Prot (kg) -11.07 -0.441 4.89
Fertility Sub Index 7.02
Calving Interval (days) -3.60 -1.459 5.25
Survival (%) 1.58 1.117 1.77
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index 3.98
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) -2.62 -0.432 1.13
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 27.25

* Based on an €80/tonne carbon price