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 5.94
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -4.97 -0.375 1.86
Prot (kg) -4.95 -0.441 2.18
Fertility Sub Index -1.45
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) 0.24 1.117 0.27
Calving Sub Index 0.74
Gestation Length (days) -0.81 -0.919 0.74
Beef Sub Index -1.68
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 8.90 -0.432 -3.84
Maintenance Sub Index Maint. Sub Index 7.48
Live WT (kg) -24.40 -0.307 7.48
Total Carbon Sub Index 11.02

* Based on an €80/tonne carbon price