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 8.63
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -4.17 -0.375 1.56
Prot (kg) -10.74 -0.441 4.74
Fertility Sub Index -5.17
Calving Interval (days) 2.58 -1.459 -3.76
Survival (%) -1.26 1.117 -1.41
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.21
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.20 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 1.66
Live WT (kg) -5.40 -0.307 1.66
Total Carbon Sub Index 4.77

* Based on an €80/tonne carbon price