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 6.32
Milk (kg) -101.00 -0.014 1.41
Fat (kg) -6.06 -0.375 2.27
Prot (kg) -5.97 -0.441 2.63
Fertility Sub Index -4.34
Calving Interval (days) 2.13 -1.459 -3.11
Survival (%) -1.10 1.117 -1.23
Calving Sub Index -0.51
Gestation Length (days) 0.55 -0.919 -0.51
Beef Sub Index 0.55
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 2.15 -0.432 -0.93
Maintenance Sub Index Maint. Sub Index 0.71
Live WT (kg) -2.30 -0.307 0.71
Total Carbon Sub Index 2.73

* Based on an €80/tonne carbon price