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 4.18
Milk (kg) -67.00 -0.014 0.94
Fat (kg) -1.36 -0.375 0.51
Prot (kg) -6.20 -0.441 2.74
Fertility Sub Index 10.71
Calving Interval (days) -6.87 -1.459 10.02
Survival (%) 0.61 1.117 0.68
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.95
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -1.71 -0.432 0.74
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 17.96

* Based on an €80/tonne carbon price