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 6.16
Milk (kg) -54.00 -0.014 0.76
Fat (kg) -7.22 -0.375 2.70
Prot (kg) -6.12 -0.441 2.70
Fertility Sub Index -4.32
Calving Interval (days) 2.37 -1.459 -3.46
Survival (%) -0.77 1.117 -0.86
Calving Sub Index -0.32
Gestation Length (days) 0.35 -0.919 -0.32
Beef Sub Index 0.57
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 3.20 -0.432 -1.38
Maintenance Sub Index Maint. Sub Index 2.45
Live WT (kg) -8.00 -0.307 2.45
Total Carbon Sub Index 4.54

* Based on an €80/tonne carbon price