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 5.84
Milk (kg) -115.00 -0.014 1.61
Fat (kg) -6.12 -0.375 2.29
Prot (kg) -4.38 -0.441 1.93
Fertility Sub Index 0.86
Calving Interval (days) -0.63 -1.459 0.92
Survival (%) -0.05 1.117 -0.06
Calving Sub Index 0.16
Gestation Length (days) -0.17 -0.919 0.16
Beef Sub Index 0.08
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 0.43 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index -0.77
Live WT (kg) 2.50 -0.307 -0.77
Total Carbon Sub Index 6.17

* Based on an €80/tonne carbon price