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 7.53
Milk (kg) -82.00 -0.014 1.15
Fat (kg) -13.78 -0.375 5.16
Prot (kg) -2.77 -0.441 1.22
Fertility Sub Index 4.71
Calving Interval (days) -2.30 -1.459 3.36
Survival (%) 1.21 1.117 1.35
Calving Sub Index -0.39
Gestation Length (days) 0.42 -0.919 -0.39
Beef Sub Index -4.39
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 8.82 -0.432 -3.81
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 13.23

* Based on an €80/tonne carbon price