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 9.52
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -12.71 -0.375 4.76
Prot (kg) -5.54 -0.441 2.45
Fertility Sub Index 0.82
Calving Interval (days) -0.08 -1.459 0.12
Survival (%) 0.63 1.117 0.70
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.22
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 0.71 -0.432 -0.31
Maintenance Sub Index Maint. Sub Index 4.69
Live WT (kg) -15.30 -0.307 4.69
Total Carbon Sub Index 19.95

* Based on an €80/tonne carbon price