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 10.21
Milk (kg) -126.00 -0.014 1.76
Fat (kg) -13.43 -0.375 5.03
Prot (kg) -7.74 -0.441 3.42
Fertility Sub Index 1.55
Calving Interval (days) -2.06 -1.459 3.01
Survival (%) -1.30 1.117 -1.45
Calving Sub Index -0.40
Gestation Length (days) 0.43 -0.919 -0.40
Beef Sub Index 1.97
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) -1.52 -0.432 0.66
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 18.98

* Based on an €80/tonne carbon price