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 -1.74
Milk (kg) 158.00 -0.014 -2.21
Fat (kg) -4.06 -0.375 1.52
Prot (kg) 2.37 -0.441 -1.05
Fertility Sub Index -5.50
Calving Interval (days) 3.06 -1.459 -4.46
Survival (%) -0.93 1.117 -1.04
Calving Sub Index 0.69
Gestation Length (days) -0.75 -0.919 0.69
Beef Sub Index 0.97
Carcass Weight (kg) -4.50 -0.528 2.37
Age of Slaughter (days) 3.25 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 2.76
Live WT (kg) -9.00 -0.307 2.76
Total Carbon Sub Index -2.82

* Based on an €80/tonne carbon price