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 -1.24
Milk (kg) -9.00 -0.014 0.13
Fat (kg) 3.99 -0.375 -1.49
Prot (kg) -0.28 -0.441 0.12
Fertility Sub Index 0.92
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 0.47 1.117 0.53
Calving Sub Index 0.32
Gestation Length (days) -0.35 -0.919 0.32
Beef Sub Index 1.11
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -0.61 -0.432 0.26
Maintenance Sub Index Maint. Sub Index 1.16
Live WT (kg) -3.80 -0.307 1.16
Total Carbon Sub Index 2.27

* Based on an €80/tonne carbon price