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 -0.69
Milk (kg) -6.00 -0.014 0.08
Fat (kg) 1.02 -0.375 -0.38
Prot (kg) 0.88 -0.441 -0.39
Fertility Sub Index -2.92
Calving Interval (days) 1.48 -1.459 -2.16
Survival (%) -0.68 1.117 -0.76
Calving Sub Index 3.70
Gestation Length (days) -4.02 -0.919 3.70
Beef Sub Index 2.47
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -2.17 -0.432 0.94
Maintenance Sub Index Maint. Sub Index 6.32
Live WT (kg) -20.60 -0.307 6.32
Total Carbon Sub Index 8.86

* Based on an €80/tonne carbon price