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 1.06
Milk (kg) -46.00 -0.014 0.64
Fat (kg) 0.15 -0.375 -0.06
Prot (kg) -1.07 -0.441 0.47
Fertility Sub Index 1.81
Calving Interval (days) -0.98 -1.459 1.43
Survival (%) 0.34 1.117 0.38
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.34
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) 2.03 -0.432 -0.88
Maintenance Sub Index Maint. Sub Index 2.36
Live WT (kg) -7.70 -0.307 2.36
Total Carbon Sub Index 5.09

* Based on an €80/tonne carbon price