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 3.81
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -4.79 -0.375 1.79
Prot (kg) -1.81 -0.441 0.80
Fertility Sub Index 7.97
Calving Interval (days) -4.45 -1.459 6.49
Survival (%) 1.32 1.117 1.47
Calving Sub Index 1.40
Gestation Length (days) -1.52 -0.919 1.40
Beef Sub Index 3.21
Carcass Weight (kg) -6.80 -0.528 3.59
Age of Slaughter (days) 0.87 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 5.82
Live WT (kg) -19.00 -0.307 5.82
Total Carbon Sub Index 22.21

* Based on an €80/tonne carbon price