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 8.37
Milk (kg) -421.00 -0.014 5.89
Fat (kg) 1.06 -0.375 -0.40
Prot (kg) -6.51 -0.441 2.87
Fertility Sub Index 3.10
Calving Interval (days) -1.20 -1.459 1.75
Survival (%) 1.21 1.117 1.35
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 2.70
Carcass Weight (kg) -12.90 -0.528 6.80
Age of Slaughter (days) 9.52 -0.432 -4.11
Maintenance Sub Index Maint. Sub Index 11.34
Live WT (kg) -37.00 -0.307 11.34
Total Carbon Sub Index 26.22

* Based on an €80/tonne carbon price