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 13.00
Milk (kg) -243.00 -0.014 3.40
Fat (kg) -15.68 -0.375 5.87
Prot (kg) -8.45 -0.441 3.73
Fertility Sub Index 2.08
Calving Interval (days) -0.86 -1.459 1.25
Survival (%) 0.74 1.117 0.83
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 0.56
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 2.48 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 3.46
Live WT (kg) -11.30 -0.307 3.46
Total Carbon Sub Index 22.81

* Based on an €80/tonne carbon price