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 5.49
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -5.68 -0.375 2.13
Prot (kg) -4.86 -0.441 2.15
Fertility Sub Index 2.73
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) 0.93 1.117 1.04
Calving Sub Index 2.84
Gestation Length (days) -3.09 -0.919 2.84
Beef Sub Index 1.59
Carcass Weight (kg) -3.80 -0.528 2.00
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 18.54

* Based on an €80/tonne carbon price