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 -14.30
Milk (kg) 94.00 -0.014 -1.32
Fat (kg) 17.86 -0.375 -6.69
Prot (kg) 14.27 -0.441 -6.30
Fertility Sub Index -2.22
Calving Interval (days) 0.43 -1.459 -0.63
Survival (%) -1.43 1.117 -1.60
Calving Sub Index 1.41
Gestation Length (days) -1.53 -0.919 1.41
Beef Sub Index 1.41
Carcass Weight (kg) -6.30 -0.528 3.32
Age of Slaughter (days) 4.43 -0.432 -1.91
Maintenance Sub Index Maint. Sub Index 4.72
Live WT (kg) -15.40 -0.307 4.72
Total Carbon Sub Index -8.98

* Based on an €80/tonne carbon price