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 8.81
Milk (kg) -136.00 -0.014 1.90
Fat (kg) -4.85 -0.375 1.82
Prot (kg) -11.54 -0.441 5.09
Fertility Sub Index -0.43
Calving Interval (days) -0.35 -1.459 0.51
Survival (%) -0.84 1.117 -0.94
Calving Sub Index -0.23
Gestation Length (days) 0.25 -0.919 -0.23
Beef Sub Index 0.84
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.08 -0.432 -0.90
Maintenance Sub Index Maint. Sub Index -1.66
Live WT (kg) 5.40 -0.307 -1.66
Total Carbon Sub Index 7.35

* Based on an €80/tonne carbon price