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 3.34
Milk (kg) -112.00 -0.014 1.57
Fat (kg) 2.02 -0.375 -0.76
Prot (kg) -5.73 -0.441 2.53
Fertility Sub Index 0.46
Calving Interval (days) -0.27 -1.459 0.39
Survival (%) 0.06 1.117 0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.26
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 2.19 -0.432 -0.95
Maintenance Sub Index Maint. Sub Index 1.96
Live WT (kg) -6.40 -0.307 1.96
Total Carbon Sub Index 5.04

* Based on an €80/tonne carbon price