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 24.21
Milk (kg) -851.00 -0.014 11.91
Fat (kg) -6.77 -0.375 2.54
Prot (kg) -22.11 -0.441 9.76
Fertility Sub Index -0.12
Calving Interval (days) 0.50 -1.459 -0.73
Survival (%) 0.55 1.117 0.61
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 1.89
Carcass Weight (kg) -11.20 -0.528 5.91
Age of Slaughter (days) 9.30 -0.432 -4.01
Maintenance Sub Index Maint. Sub Index 11.80
Live WT (kg) -38.50 -0.307 11.80
Total Carbon Sub Index 38.37

* Based on an €80/tonne carbon price