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 5.25
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -2.21 -0.375 0.83
Prot (kg) -4.63 -0.441 2.04
Fertility Sub Index 1.24
Calving Interval (days) -0.43 -1.459 0.63
Survival (%) 0.55 1.117 0.61
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 1.89
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) -0.96 -0.432 0.41
Maintenance Sub Index Maint. Sub Index 6.19
Live WT (kg) -20.20 -0.307 6.19
Total Carbon Sub Index 18.27

* Based on an €80/tonne carbon price