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 4.39
Milk (kg) -80.00 -0.014 1.12
Fat (kg) -2.31 -0.375 0.87
Prot (kg) -5.45 -0.441 2.41
Fertility Sub Index 0.99
Calving Interval (days) -0.51 -1.459 0.74
Survival (%) 0.22 1.117 0.25
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.17
Carcass Weight (kg) 1.00 -0.528 -0.53
Age of Slaughter (days) 1.49 -0.432 -0.64
Maintenance Sub Index Maint. Sub Index -0.37
Live WT (kg) 1.20 -0.307 -0.37
Total Carbon Sub Index 3.38

* Based on an €80/tonne carbon price