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 19.79
Milk (kg) -329.00 -0.014 4.61
Fat (kg) -19.67 -0.375 7.37
Prot (kg) -17.72 -0.441 7.82
Fertility Sub Index 3.48
Calving Interval (days) -1.92 -1.459 2.80
Survival (%) 0.61 1.117 0.68
Calving Sub Index 0.88
Gestation Length (days) -0.96 -0.919 0.88
Beef Sub Index 0.23
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 2.04 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 27.76

* Based on an €80/tonne carbon price