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 8.05
Milk (kg) -215.00 -0.014 3.01
Fat (kg) -8.21 -0.375 3.08
Prot (kg) -4.46 -0.441 1.97
Fertility Sub Index 7.68
Calving Interval (days) -4.29 -1.459 6.26
Survival (%) 1.27 1.117 1.42
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.35
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.22 -0.432 -1.39
Maintenance Sub Index Maint. Sub Index 3.89
Live WT (kg) -12.70 -0.307 3.89
Total Carbon Sub Index 23.78

* Based on an €80/tonne carbon price