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 12.59
Milk (kg) -201.00 -0.014 2.81
Fat (kg) -12.39 -0.375 4.64
Prot (kg) -11.63 -0.441 5.13
Fertility Sub Index 8.71
Calving Interval (days) -5.37 -1.459 7.84
Survival (%) 0.78 1.117 0.87
Calving Sub Index -1.24
Gestation Length (days) 1.35 -0.919 -1.24
Beef Sub Index 6.08
Carcass Weight (kg) -10.80 -0.528 5.70
Age of Slaughter (days) -0.89 -0.432 0.38
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 30.21

* Based on an €80/tonne carbon price