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 7.56
Milk (kg) -322.00 -0.014 4.51
Fat (kg) -1.74 -0.375 0.65
Prot (kg) -5.43 -0.441 2.40
Fertility Sub Index 5.11
Calving Interval (days) -3.01 -1.459 4.39
Survival (%) 0.64 1.117 0.72
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 2.01
Carcass Weight (kg) -8.00 -0.528 4.22
Age of Slaughter (days) 5.11 -0.432 -2.21
Maintenance Sub Index Maint. Sub Index 5.52
Live WT (kg) -18.00 -0.307 5.52
Total Carbon Sub Index 21.02

* Based on an €80/tonne carbon price