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 4.86
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -6.08 -0.375 2.28
Prot (kg) -3.99 -0.441 1.76
Fertility Sub Index 1.65
Calving Interval (days) -0.29 -1.459 0.42
Survival (%) 1.10 1.117 1.23
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.58
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 1.96 -0.432 -0.85
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 13.18

* Based on an €80/tonne carbon price