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 14.34
Milk (kg) -342.00 -0.014 4.79
Fat (kg) -11.44 -0.375 4.28
Prot (kg) -11.94 -0.441 5.27
Fertility Sub Index 8.43
Calving Interval (days) -5.57 -1.459 8.13
Survival (%) 0.27 1.117 0.30
Calving Sub Index 1.00
Gestation Length (days) -1.09 -0.919 1.00
Beef Sub Index -0.08
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 3.24 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 3.28
Live WT (kg) -10.70 -0.307 3.28
Total Carbon Sub Index 26.97

* Based on an €80/tonne carbon price