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 10.65
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -13.75 -0.375 5.15
Prot (kg) -8.58 -0.441 3.79
Fertility Sub Index -0.86
Calving Interval (days) 0.03 -1.459 -0.04
Survival (%) -0.73 1.117 -0.82
Calving Sub Index 0.08
Gestation Length (days) -0.09 -0.919 0.08
Beef Sub Index 1.99
Carcass Weight (kg) -5.20 -0.528 2.74
Age of Slaughter (days) 1.75 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 3.56
Live WT (kg) -11.60 -0.307 3.56
Total Carbon Sub Index 15.41

* Based on an €80/tonne carbon price