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 15.70
Milk (kg) -210.00 -0.014 2.94
Fat (kg) -16.03 -0.375 6.00
Prot (kg) -15.31 -0.441 6.76
Fertility Sub Index 5.82
Calving Interval (days) -3.78 -1.459 5.52
Survival (%) 0.27 1.117 0.30
Calving Sub Index -0.46
Gestation Length (days) 0.50 -0.919 -0.46
Beef Sub Index -1.43
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 3.44 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 22.58

* Based on an €80/tonne carbon price