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 2.87
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -1.46 -0.375 0.55
Prot (kg) -1.62 -0.441 0.72
Fertility Sub Index -1.24
Calving Interval (days) 1.37 -1.459 -2.00
Survival (%) 0.68 1.117 0.76
Calving Sub Index -1.36
Gestation Length (days) 1.48 -0.919 -1.36
Beef Sub Index 0.88
Carcass Weight (kg) -4.90 -0.528 2.58
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 5.89
Live WT (kg) -19.20 -0.307 5.89
Total Carbon Sub Index 7.05

* Based on an €80/tonne carbon price