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 18.09
Milk (kg) -408.00 -0.014 5.71
Fat (kg) -14.46 -0.375 5.42
Prot (kg) -15.77 -0.441 6.96
Fertility Sub Index 8.47
Calving Interval (days) -4.15 -1.459 6.06
Survival (%) 2.16 1.117 2.41
Calving Sub Index 0.96
Gestation Length (days) -1.04 -0.919 0.96
Beef Sub Index 1.41
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 3.69 -0.432 -1.59
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 31.80

* Based on an €80/tonne carbon price