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 16.02
Milk (kg) -342.00 -0.014 4.79
Fat (kg) -14.07 -0.375 5.27
Prot (kg) -13.51 -0.441 5.96
Fertility Sub Index 7.44
Calving Interval (days) -4.31 -1.459 6.29
Survival (%) 1.03 1.117 1.15
Calving Sub Index 0.65
Gestation Length (days) -0.71 -0.919 0.65
Beef Sub Index 1.73
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 0.02 -0.432 -0.01
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 28.79

* Based on an €80/tonne carbon price