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 2.82
Milk (kg) -38.00 -0.014 0.53
Fat (kg) -2.35 -0.375 0.88
Prot (kg) -3.20 -0.441 1.41
Fertility Sub Index -9.23
Calving Interval (days) 4.72 -1.459 -6.89
Survival (%) -2.10 1.117 -2.35
Calving Sub Index 1.77
Gestation Length (days) -1.93 -0.919 1.77
Beef Sub Index -1.79
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 3.77 -0.432 -1.63
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index -5.59

* Based on an €80/tonne carbon price