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 8.00
Milk (kg) -260.00 -0.014 3.64
Fat (kg) -3.06 -0.375 1.15
Prot (kg) -7.28 -0.441 3.21
Fertility Sub Index -1.54
Calving Interval (days) 1.18 -1.459 -1.72
Survival (%) 0.16 1.117 0.18
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index -2.23
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 8.84 -0.432 -3.82
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 11.68

* Based on an €80/tonne carbon price