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 14.42
Milk (kg) -481.00 -0.014 6.73
Fat (kg) -8.29 -0.375 3.11
Prot (kg) -10.39 -0.441 4.59
Fertility Sub Index 0.74
Calving Interval (days) -0.37 -1.459 0.54
Survival (%) 0.18 1.117 0.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.04
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 2.79
Live WT (kg) -9.10 -0.307 2.79
Total Carbon Sub Index 18.52

* Based on an €80/tonne carbon price