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 -1.27
Milk (kg) 70.00 -0.014 -0.98
Fat (kg) 2.11 -0.375 -0.79
Prot (kg) -1.13 -0.441 0.50
Fertility Sub Index -3.25
Calving Interval (days) 1.96 -1.459 -2.86
Survival (%) -0.35 1.117 -0.39
Calving Sub Index 0.82
Gestation Length (days) -0.89 -0.919 0.82
Beef Sub Index 0.03
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 2.61 -0.432 -1.13
Maintenance Sub Index Maint. Sub Index -2.70
Live WT (kg) 8.80 -0.307 -2.70
Total Carbon Sub Index -6.37

* Based on an €80/tonne carbon price