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 10.47
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -2.66 -0.375 1.00
Prot (kg) -18.32 -0.441 8.09
Fertility Sub Index 5.13
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) 1.31 1.117 1.46
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.84
Carcass Weight (kg) -0.30 -0.528 0.16
Age of Slaughter (days) 2.32 -0.432 -1.00
Maintenance Sub Index Maint. Sub Index 0.80
Live WT (kg) -2.60 -0.307 0.80
Total Carbon Sub Index 15.08

* Based on an €80/tonne carbon price