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 0.98
Milk (kg) 51.00 -0.014 -0.71
Fat (kg) -1.00 -0.375 0.37
Prot (kg) -2.98 -0.441 1.32
Fertility Sub Index 1.61
Calving Interval (days) -0.98 -1.459 1.43
Survival (%) 0.16 1.117 0.18
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.38
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 2.59 -0.432 -1.12
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 1.77

* Based on an €80/tonne carbon price