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 7.94
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -5.74 -0.375 2.15
Prot (kg) -9.25 -0.441 4.08
Fertility Sub Index -4.90
Calving Interval (days) 2.11 -1.459 -3.08
Survival (%) -1.63 1.117 -1.82
Calving Sub Index 0.58
Gestation Length (days) -0.63 -0.919 0.58
Beef Sub Index 1.09
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 2.24 -0.432 -0.97
Maintenance Sub Index Maint. Sub Index 3.77
Live WT (kg) -12.30 -0.307 3.77
Total Carbon Sub Index 8.48

* Based on an €80/tonne carbon price