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 -1.28
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 2.92 -0.375 -1.09
Prot (kg) 0.70 -0.441 -0.31
Fertility Sub Index -1.52
Calving Interval (days) 1.05 -1.459 -1.53
Survival (%) 0.01 1.117 0.01
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index 0.04
Carcass Weight (kg) -0.40 -0.528 0.21
Age of Slaughter (days) 0.40 -0.432 -0.17
Maintenance Sub Index Maint. Sub Index 1.87
Live WT (kg) -6.10 -0.307 1.87
Total Carbon Sub Index -0.54

* Based on an €80/tonne carbon price