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 2.92
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -3.39 -0.375 1.27
Prot (kg) -1.40 -0.441 0.62
Fertility Sub Index -0.51
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) 1.18 1.117 1.32
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index -1.84
Carcass Weight (kg) -3.40 -0.528 1.79
Age of Slaughter (days) 8.42 -0.432 -3.63
Maintenance Sub Index Maint. Sub Index 6.96
Live WT (kg) -22.70 -0.307 6.96
Total Carbon Sub Index 7.16

* Based on an €80/tonne carbon price