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 2.46
Milk (kg) 46.00 -0.014 -0.64
Fat (kg) -5.99 -0.375 2.24
Prot (kg) -1.94 -0.441 0.86
Fertility Sub Index 5.12
Calving Interval (days) -3.02 -1.459 4.41
Survival (%) 0.64 1.117 0.72
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 0.55
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 1.54 -0.432 -0.66
Maintenance Sub Index Maint. Sub Index 2.39
Live WT (kg) -7.80 -0.307 2.39
Total Carbon Sub Index 11.09

* Based on an €80/tonne carbon price