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 16.53
Milk (kg) -329.00 -0.014 4.61
Fat (kg) -18.81 -0.375 7.05
Prot (kg) -11.05 -0.441 4.88
Fertility Sub Index 5.54
Calving Interval (days) -2.45 -1.459 3.57
Survival (%) 1.76 1.117 1.97
Calving Sub Index 2.81
Gestation Length (days) -3.06 -0.919 2.81
Beef Sub Index -1.48
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 6.72 -0.432 -2.90
Maintenance Sub Index Maint. Sub Index 4.90
Live WT (kg) -16.00 -0.307 4.90
Total Carbon Sub Index 28.30

* Based on an €80/tonne carbon price