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 6.94
Milk (kg) -162.00 -0.014 2.27
Fat (kg) -3.67 -0.375 1.37
Prot (kg) -7.46 -0.441 3.29
Fertility Sub Index -2.64
Calving Interval (days) 1.39 -1.459 -2.03
Survival (%) -0.55 1.117 -0.61
Calving Sub Index 0.09
Gestation Length (days) -0.10 -0.919 0.09
Beef Sub Index 0.35
Carcass Weight (kg) -4.00 -0.528 2.11
Age of Slaughter (days) 4.07 -0.432 -1.76
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index 4.86

* Based on an €80/tonne carbon price