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 1.49
Milk (kg) -50.00 -0.014 0.70
Fat (kg) 1.25 -0.375 -0.47
Prot (kg) -2.86 -0.441 1.26
Fertility Sub Index 1.03
Calving Interval (days) -0.63 -1.459 0.92
Survival (%) 0.10 1.117 0.11
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.23
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 1.78 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 2.33
Live WT (kg) -7.60 -0.307 2.33
Total Carbon Sub Index 4.62

* Based on an €80/tonne carbon price