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 5.77
Milk (kg) 98.00 -0.014 -1.37
Fat (kg) -9.63 -0.375 3.61
Prot (kg) -8.02 -0.441 3.54
Fertility Sub Index 0.91
Calving Interval (days) -0.61 -1.459 0.89
Survival (%) 0.02 1.117 0.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.26
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 0.98
Live WT (kg) -3.20 -0.307 0.98
Total Carbon Sub Index 8.46

* Based on an €80/tonne carbon price