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 17.82
Milk (kg) -290.00 -0.014 4.06
Fat (kg) -18.05 -0.375 6.76
Prot (kg) -15.86 -0.441 7.00
Fertility Sub Index 1.49
Calving Interval (days) -0.86 -1.459 1.25
Survival (%) 0.21 1.117 0.23
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.04
Carcass Weight (kg) -2.00 -0.528 1.06
Age of Slaughter (days) 2.53 -0.432 -1.09
Maintenance Sub Index Maint. Sub Index 1.84
Live WT (kg) -6.00 -0.307 1.84
Total Carbon Sub Index 20.64

* Based on an €80/tonne carbon price