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 7.43
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) -10.42 -0.375 3.90
Prot (kg) -8.46 -0.441 3.73
Fertility Sub Index 2.83
Calving Interval (days) -2.21 -1.459 3.22
Survival (%) -0.35 1.117 -0.39
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.82
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 0.80 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 11.49

* Based on an €80/tonne carbon price