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 1.74
Milk (kg) -45.00 -0.014 0.63
Fat (kg) -1.61 -0.375 0.60
Prot (kg) -1.15 -0.441 0.51
Fertility Sub Index 2.09
Calving Interval (days) -1.38 -1.459 2.01
Survival (%) 0.07 1.117 0.08
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.41
Carcass Weight (kg) -1.50 -0.528 0.79
Age of Slaughter (days) 0.89 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 5.83

* Based on an €80/tonne carbon price