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 7.94
Milk (kg) 83.00 -0.014 -1.16
Fat (kg) -17.49 -0.375 6.55
Prot (kg) -5.77 -0.441 2.55
Fertility Sub Index 3.82
Calving Interval (days) -2.25 -1.459 3.28
Survival (%) 0.48 1.117 0.54
Calving Sub Index -0.37
Gestation Length (days) 0.40 -0.919 -0.37
Beef Sub Index -1.77
Carcass Weight (kg) 2.00 -0.528 -1.06
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 11.03

* Based on an €80/tonne carbon price