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 6.76
Milk (kg) -163.00 -0.014 2.28
Fat (kg) -2.48 -0.375 0.93
Prot (kg) -8.04 -0.441 3.55
Fertility Sub Index 1.18
Calving Interval (days) -1.21 -1.459 1.77
Survival (%) -0.52 1.117 -0.58
Calving Sub Index 1.08
Gestation Length (days) -1.18 -0.919 1.08
Beef Sub Index 1.68
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) 1.98 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index -0.74
Live WT (kg) 2.40 -0.307 -0.74
Total Carbon Sub Index 9.97

* Based on an €80/tonne carbon price