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 3.84
Milk (kg) -44.00 -0.014 0.62
Fat (kg) -1.61 -0.375 0.60
Prot (kg) -5.94 -0.441 2.62
Fertility Sub Index -12.78
Calving Interval (days) 7.20 -1.459 -10.51
Survival (%) -2.04 1.117 -2.28
Calving Sub Index 0.79
Gestation Length (days) -0.86 -0.919 0.79
Beef Sub Index 0.50
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 5.32 -0.432 -2.30
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index -4.28

* Based on an €80/tonne carbon price