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 -6.70
Milk (kg) 2.00 -0.014 -0.03
Fat (kg) 11.35 -0.375 -4.25
Prot (kg) 5.49 -0.441 -2.42
Fertility Sub Index 2.84
Calving Interval (days) -0.75 -1.459 1.09
Survival (%) 1.56 1.117 1.74
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.55
Carcass Weight (kg) -8.30 -0.528 4.38
Age of Slaughter (days) 8.87 -0.432 -3.83
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 2.05

* Based on an €80/tonne carbon price