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 6.00
Milk (kg) -153.00 -0.014 2.14
Fat (kg) -4.06 -0.375 1.52
Prot (kg) -5.30 -0.441 2.34
Fertility Sub Index 7.03
Calving Interval (days) -3.72 -1.459 5.43
Survival (%) 1.43 1.117 1.60
Calving Sub Index 1.33
Gestation Length (days) -1.45 -0.919 1.33
Beef Sub Index 2.76
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 1.66 -0.432 -0.72
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 22.74

* Based on an €80/tonne carbon price