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 2.25
Milk (kg) -39.00 -0.014 0.55
Fat (kg) -2.12 -0.375 0.79
Prot (kg) -2.06 -0.441 0.91
Fertility Sub Index -8.46
Calving Interval (days) 4.36 -1.459 -6.36
Survival (%) -1.88 1.117 -2.10
Calving Sub Index 0.53
Gestation Length (days) -0.58 -0.919 0.53
Beef Sub Index 0.49
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 1.23
Live WT (kg) -4.00 -0.307 1.23
Total Carbon Sub Index -3.96

* Based on an €80/tonne carbon price