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 3.15
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -2.60 -0.375 0.97
Prot (kg) -2.88 -0.441 1.27
Fertility Sub Index -1.43
Calving Interval (days) 0.70 -1.459 -1.02
Survival (%) -0.37 1.117 -0.41
Calving Sub Index -0.34
Gestation Length (days) 0.37 -0.919 -0.34
Beef Sub Index 0.45
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 0.54 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 4.08

* Based on an €80/tonne carbon price