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) -56.00 -0.014 0.78
Fat (kg) -1.75 -0.375 0.66
Prot (kg) -5.45 -0.441 2.41
Fertility Sub Index -7.01
Calving Interval (days) 3.77 -1.459 -5.50
Survival (%) -1.35 1.117 -1.51
Calving Sub Index 0.28
Gestation Length (days) -0.31 -0.919 0.28
Beef Sub Index 0.24
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.38 -0.432 -1.03
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index -2.43

* Based on an €80/tonne carbon price