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 5.52
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -4.09 -0.375 1.53
Prot (kg) -5.07 -0.441 2.24
Fertility Sub Index 1.17
Calving Interval (days) -1.07 -1.459 1.56
Survival (%) -0.35 1.117 -0.39
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.69
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.34 -0.432 -0.58
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index 8.13

* Based on an €80/tonne carbon price