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 22.61
Milk (kg) -891.00 -0.014 12.47
Fat (kg) -5.24 -0.375 1.96
Prot (kg) -18.51 -0.441 8.17
Fertility Sub Index -1.57
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) 0.23 1.117 0.26
Calving Sub Index 0.76
Gestation Length (days) -0.83 -0.919 0.76
Beef Sub Index -1.15
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 8.16 -0.432 -3.52
Maintenance Sub Index Maint. Sub Index 7.69
Live WT (kg) -25.10 -0.307 7.69
Total Carbon Sub Index 28.34

* Based on an €80/tonne carbon price