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 7.07
Milk (kg) -157.00 -0.014 2.20
Fat (kg) -7.24 -0.375 2.71
Prot (kg) -4.89 -0.441 2.16
Fertility Sub Index -0.06
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) -0.71 1.117 -0.79
Calving Sub Index 1.02
Gestation Length (days) -1.11 -0.919 1.02
Beef Sub Index 0.40
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 5.00
Live WT (kg) -16.30 -0.307 5.00
Total Carbon Sub Index 13.42

* Based on an €80/tonne carbon price