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 -5.02
Milk (kg) 135.00 -0.014 -1.89
Fat (kg) 4.37 -0.375 -1.64
Prot (kg) 3.38 -0.441 -1.49
Fertility Sub Index -0.83
Calving Interval (days) 0.49 -1.459 -0.71
Survival (%) -0.10 1.117 -0.11
Calving Sub Index -0.28
Gestation Length (days) 0.30 -0.919 -0.28
Beef Sub Index 0.08
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 3.96 -0.432 -1.71
Maintenance Sub Index Maint. Sub Index 4.45
Live WT (kg) -14.50 -0.307 4.45
Total Carbon Sub Index -1.60

* Based on an €80/tonne carbon price