Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 8.81
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -7.38 -0.375 2.76
Prot (kg) -8.38 -0.441 3.70
Fertility Sub Index 2.42
Calving Interval (days) -1.58 -1.459 2.31
Survival (%) 0.10 1.117 0.11
Calving Sub Index 0.59
Gestation Length (days) -0.64 -0.919 0.59
Beef Sub Index 1.55
Carcass Weight (kg) -5.00 -0.528 2.64
Age of Slaughter (days) 2.52 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 1.81
Live WT (kg) -5.90 -0.307 1.81
Total Carbon Sub Index 15.18

* Based on an €80/tonne carbon price