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 0.30
Milk (kg) -31.00 -0.014 0.43
Fat (kg) 1.24 -0.375 -0.46
Prot (kg) -0.76 -0.441 0.34
Fertility Sub Index 5.20
Calving Interval (days) -2.77 -1.459 4.04
Survival (%) 1.04 1.117 1.16
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index -0.25
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 3.15 -0.432 -1.36
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 14.70

* Based on an €80/tonne carbon price