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 16.79
Milk (kg) -294.00 -0.014 4.12
Fat (kg) -18.79 -0.375 7.04
Prot (kg) -12.77 -0.441 5.64
Fertility Sub Index 6.15
Calving Interval (days) -3.71 -1.459 5.41
Survival (%) 0.66 1.117 0.74
Calving Sub Index -1.09
Gestation Length (days) 1.19 -0.919 -1.09
Beef Sub Index 2.75
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) -2.45 -0.432 1.06
Maintenance Sub Index Maint. Sub Index 0.18
Live WT (kg) -0.60 -0.307 0.18
Total Carbon Sub Index 24.77

* Based on an €80/tonne carbon price