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 5.65
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -8.68 -0.375 3.25
Prot (kg) -3.57 -0.441 1.58
Fertility Sub Index -2.78
Calving Interval (days) 1.02 -1.459 -1.49
Survival (%) -1.16 1.117 -1.30
Calving Sub Index -1.64
Gestation Length (days) 1.78 -0.919 -1.64
Beef Sub Index -5.19
Carcass Weight (kg) 5.70 -0.528 -3.01
Age of Slaughter (days) 5.06 -0.432 -2.18
Maintenance Sub Index Maint. Sub Index -0.52
Live WT (kg) 1.70 -0.307 -0.52
Total Carbon Sub Index -4.49

* Based on an €80/tonne carbon price