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 11.65
Milk (kg) -183.00 -0.014 2.56
Fat (kg) -14.19 -0.375 5.32
Prot (kg) -8.54 -0.441 3.77
Fertility Sub Index -0.10
Calving Interval (days) 0.37 -1.459 -0.54
Survival (%) 0.39 1.117 0.44
Calving Sub Index -0.97
Gestation Length (days) 1.06 -0.919 -0.97
Beef Sub Index -3.39
Carcass Weight (kg) 5.60 -0.528 -2.95
Age of Slaughter (days) 1.00 -0.432 -0.43
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 9.20

* Based on an €80/tonne carbon price