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 18.04
Milk (kg) -312.00 -0.014 4.37
Fat (kg) -15.06 -0.375 5.64
Prot (kg) -18.19 -0.441 8.03
Fertility Sub Index 7.80
Calving Interval (days) -3.61 -1.459 5.27
Survival (%) 2.27 1.117 2.54
Calving Sub Index -1.71
Gestation Length (days) 1.86 -0.919 -1.71
Beef Sub Index -1.08
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 6.54 -0.432 -2.82
Maintenance Sub Index Maint. Sub Index 6.16
Live WT (kg) -20.10 -0.307 6.16
Total Carbon Sub Index 29.21

* Based on an €80/tonne carbon price