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 13.32
Milk (kg) -234.00 -0.014 3.28
Fat (kg) -13.56 -0.375 5.08
Prot (kg) -11.25 -0.441 4.97
Fertility Sub Index 4.27
Calving Interval (days) -2.60 -1.459 3.79
Survival (%) 0.43 1.117 0.48
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.37
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.82 -0.432 -1.22
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 26.04

* Based on an €80/tonne carbon price