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 10.69
Milk (kg) -168.00 -0.014 2.35
Fat (kg) -12.06 -0.375 4.52
Prot (kg) -8.66 -0.441 3.82
Fertility Sub Index 5.22
Calving Interval (days) -2.35 -1.459 3.43
Survival (%) 1.60 1.117 1.79
Calving Sub Index -1.64
Gestation Length (days) 1.78 -0.919 -1.64
Beef Sub Index -2.21
Carcass Weight (kg) -0.90 -0.528 0.47
Age of Slaughter (days) 6.22 -0.432 -2.69
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 16.81

* Based on an €80/tonne carbon price