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 -3.89
Milk (kg) 10.00 -0.014 -0.14
Fat (kg) 6.07 -0.375 -2.27
Prot (kg) 3.34 -0.441 -1.47
Fertility Sub Index 3.94
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) 0.78 1.117 0.87
Calving Sub Index -1.74
Gestation Length (days) 1.89 -0.919 -1.74
Beef Sub Index -3.61
Carcass Weight (kg) 8.70 -0.528 -4.59
Age of Slaughter (days) -2.27 -0.432 0.98
Maintenance Sub Index Maint. Sub Index -6.41
Live WT (kg) 20.90 -0.307 -6.41
Total Carbon Sub Index -11.70

* Based on an €80/tonne carbon price