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 13.59
Milk (kg) -355.00 -0.014 4.97
Fat (kg) -10.07 -0.375 3.77
Prot (kg) -10.98 -0.441 4.85
Fertility Sub Index 2.89
Calving Interval (days) -3.15 -1.459 4.60
Survival (%) -1.53 1.117 -1.71
Calving Sub Index 0.48
Gestation Length (days) -0.52 -0.919 0.48
Beef Sub Index -2.63
Carcass Weight (kg) 4.20 -0.528 -2.22
Age of Slaughter (days) 0.96 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 16.68

* Based on an €80/tonne carbon price