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 9.40
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -7.57 -0.375 2.84
Prot (kg) -9.35 -0.441 4.13
Fertility Sub Index -2.85
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) -0.98 1.117 -1.09
Calving Sub Index 0.29
Gestation Length (days) -0.32 -0.919 0.29
Beef Sub Index -0.40
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 4.35 -0.432 -1.88
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 10.64

* Based on an €80/tonne carbon price