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 1.68
Milk (kg) -26.00 -0.014 0.36
Fat (kg) -0.21 -0.375 0.08
Prot (kg) -2.81 -0.441 1.24
Fertility Sub Index 4.94
Calving Interval (days) -2.50 -1.459 3.65
Survival (%) 1.16 1.117 1.30
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.69
Carcass Weight (kg) 0.70 -0.528 -0.37
Age of Slaughter (days) 3.05 -0.432 -1.32
Maintenance Sub Index Maint. Sub Index 1.59
Live WT (kg) -5.20 -0.307 1.59
Total Carbon Sub Index 6.07

* Based on an €80/tonne carbon price