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 5.34
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -2.70 -0.375 1.01
Prot (kg) -4.55 -0.441 2.01
Fertility Sub Index -1.51
Calving Interval (days) 1.50 -1.459 -2.19
Survival (%) 0.61 1.117 0.68
Calving Sub Index -1.41
Gestation Length (days) 1.53 -0.919 -1.41
Beef Sub Index -0.72
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 5.10 -0.432 -2.20
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index 4.52

* Based on an €80/tonne carbon price