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 1.11
Milk (kg) -143.00 -0.014 2.00
Fat (kg) 3.70 -0.375 -1.39
Prot (kg) -1.11 -0.441 0.49
Fertility Sub Index 1.05
Calving Interval (days) -0.61 -1.459 0.89
Survival (%) 0.14 1.117 0.16
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 2.02
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) -3.08 -0.432 1.33
Maintenance Sub Index Maint. Sub Index 5.49
Live WT (kg) -17.90 -0.307 5.49
Total Carbon Sub Index 13.49

* Based on an €80/tonne carbon price