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 13.63
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -15.32 -0.375 5.74
Prot (kg) -10.59 -0.441 4.67
Fertility Sub Index 3.73
Calving Interval (days) -1.89 -1.459 2.76
Survival (%) 0.87 1.117 0.97
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index -0.27
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.71 -0.432 -1.17
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 23.32

* Based on an €80/tonne carbon price