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 4.63
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -4.82 -0.375 1.81
Prot (kg) -4.93 -0.441 2.18
Fertility Sub Index -4.18
Calving Interval (days) 2.04 -1.459 -2.98
Survival (%) -1.08 1.117 -1.21
Calving Sub Index -0.55
Gestation Length (days) 0.60 -0.919 -0.55
Beef Sub Index 0.17
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.93 -0.432 -0.83
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 1.57

* Based on an €80/tonne carbon price