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 0.91
Milk (kg) 9.00 -0.014 -0.13
Fat (kg) -1.40 -0.375 0.52
Prot (kg) -1.16 -0.441 0.51
Fertility Sub Index -0.05
Calving Interval (days) -0.17 -1.459 0.25
Survival (%) -0.27 1.117 -0.30
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.41
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) 2.23 -0.432 -0.96
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 3.18

* Based on an €80/tonne carbon price