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 4.28
Milk (kg) -53.00 -0.014 0.74
Fat (kg) -3.90 -0.375 1.46
Prot (kg) -4.71 -0.441 2.08
Fertility Sub Index 1.04
Calving Interval (days) -0.95 -1.459 1.39
Survival (%) -0.31 1.117 -0.35
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.73
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 1.69
Live WT (kg) -5.50 -0.307 1.69
Total Carbon Sub Index 7.27

* Based on an €80/tonne carbon price