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 28.16
Milk (kg) -471.00 -0.014 6.59
Fat (kg) -31.57 -0.375 11.82
Prot (kg) -22.07 -0.441 9.74
Fertility Sub Index 7.94
Calving Interval (days) -4.85 -1.459 7.08
Survival (%) 0.77 1.117 0.86
Calving Sub Index 0.36
Gestation Length (days) -0.39 -0.919 0.36
Beef Sub Index -0.79
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 2.44 -0.432 -1.05
Maintenance Sub Index Maint. Sub Index 2.58
Live WT (kg) -8.40 -0.307 2.58
Total Carbon Sub Index 38.24

* Based on an €80/tonne carbon price