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 2.38
Milk (kg) -46.00 -0.014 0.64
Fat (kg) -2.16 -0.375 0.81
Prot (kg) -2.10 -0.441 0.93
Fertility Sub Index 1.99
Calving Interval (days) -1.22 -1.459 1.78
Survival (%) 0.19 1.117 0.21
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.28
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 1.62
Live WT (kg) -5.30 -0.307 1.62
Total Carbon Sub Index 5.82

* Based on an €80/tonne carbon price