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 1.79
Milk (kg) -123.00 -0.014 1.72
Fat (kg) 3.55 -0.375 -1.33
Prot (kg) -3.16 -0.441 1.39
Fertility Sub Index -3.66
Calving Interval (days) 2.18 -1.459 -3.18
Survival (%) -0.43 1.117 -0.48
Calving Sub Index 1.76
Gestation Length (days) -1.92 -0.919 1.76
Beef Sub Index 3.93
Carcass Weight (kg) -10.20 -0.528 5.38
Age of Slaughter (days) 3.37 -0.432 -1.45
Maintenance Sub Index Maint. Sub Index 6.62
Live WT (kg) -21.60 -0.307 6.62
Total Carbon Sub Index 10.44

* Based on an €80/tonne carbon price