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 22.88
Milk (kg) -368.00 -0.014 5.15
Fat (kg) -22.83 -0.375 8.55
Prot (kg) -20.79 -0.441 9.18
Fertility Sub Index 6.49
Calving Interval (days) -3.55 -1.459 5.18
Survival (%) 1.17 1.117 1.31
Calving Sub Index 0.61
Gestation Length (days) -0.66 -0.919 0.61
Beef Sub Index 0.66
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index 3.65
Live WT (kg) -11.90 -0.307 3.65
Total Carbon Sub Index 34.28

* Based on an €80/tonne carbon price