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 8.60
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -10.12 -0.375 3.79
Prot (kg) -8.18 -0.441 3.61
Fertility Sub Index 3.10
Calving Interval (days) -1.98 -1.459 2.89
Survival (%) 0.19 1.117 0.21
Calving Sub Index -0.21
Gestation Length (days) 0.23 -0.919 -0.21
Beef Sub Index -0.82
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 1.54 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 12.20

* Based on an €80/tonne carbon price