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 7.39
Milk (kg) -71.00 -0.014 0.99
Fat (kg) -11.12 -0.375 4.17
Prot (kg) -5.06 -0.441 2.23
Fertility Sub Index -6.74
Calving Interval (days) 5.24 -1.459 -7.65
Survival (%) 0.81 1.117 0.90
Calving Sub Index -1.94
Gestation Length (days) 2.11 -0.919 -1.94
Beef Sub Index -4.55
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) 5.41 -0.432 -2.34
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index -3.82

* Based on an €80/tonne carbon price