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 10.60
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -8.64 -0.375 3.24
Prot (kg) -10.94 -0.441 4.83
Fertility Sub Index 5.41
Calving Interval (days) -3.24 -1.459 4.73
Survival (%) 0.61 1.117 0.68
Calving Sub Index 0.71
Gestation Length (days) -0.77 -0.919 0.71
Beef Sub Index 5.81
Carcass Weight (kg) -9.90 -0.528 5.22
Age of Slaughter (days) -1.35 -0.432 0.58
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 28.07

* Based on an €80/tonne carbon price