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 6.01
Milk (kg) -135.00 -0.014 1.89
Fat (kg) -5.10 -0.375 1.91
Prot (kg) -5.00 -0.441 2.21
Fertility Sub Index -1.67
Calving Interval (days) 1.26 -1.459 -1.84
Survival (%) 0.15 1.117 0.17
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index -0.76
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 8.73 -0.432 -3.77
Maintenance Sub Index Maint. Sub Index 8.34
Live WT (kg) -27.20 -0.307 8.34
Total Carbon Sub Index 12.64

* Based on an €80/tonne carbon price