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 7.65
Milk (kg) -213.00 -0.014 2.98
Fat (kg) -3.02 -0.375 1.13
Prot (kg) -8.02 -0.441 3.54
Fertility Sub Index 6.87
Calving Interval (days) -4.67 -1.459 6.81
Survival (%) 0.05 1.117 0.06
Calving Sub Index 0.41
Gestation Length (days) -0.45 -0.919 0.41
Beef Sub Index 2.89
Carcass Weight (kg) -4.80 -0.528 2.53
Age of Slaughter (days) -0.82 -0.432 0.35
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 21.20

* Based on an €80/tonne carbon price