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 2.61
Milk (kg) -59.00 -0.014 0.83
Fat (kg) 0.57 -0.375 -0.21
Prot (kg) -4.53 -0.441 2.00
Fertility Sub Index -8.60
Calving Interval (days) 4.70 -1.459 -6.86
Survival (%) -1.56 1.117 -1.74
Calving Sub Index 2.11
Gestation Length (days) -2.30 -0.919 2.11
Beef Sub Index 0.04
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 3.94 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index -0.49
Live WT (kg) 1.60 -0.307 -0.49
Total Carbon Sub Index -4.32

* Based on an €80/tonne carbon price