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 16.30
Milk (kg) -423.00 -0.014 5.92
Fat (kg) -7.57 -0.375 2.84
Prot (kg) -17.08 -0.441 7.54
Fertility Sub Index 2.77
Calving Interval (days) -1.20 -1.459 1.75
Survival (%) 0.91 1.117 1.02
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.43
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.96 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 0.89
Live WT (kg) -2.90 -0.307 0.89
Total Carbon Sub Index 19.91

* Based on an €80/tonne carbon price