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 4.48
Milk (kg) -165.00 -0.014 2.31
Fat (kg) 0.31 -0.375 -0.12
Prot (kg) -5.18 -0.441 2.29
Fertility Sub Index 3.36
Calving Interval (days) -1.93 -1.459 2.82
Survival (%) 0.49 1.117 0.55
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.51
Carcass Weight (kg) -2.20 -0.528 1.16
Age of Slaughter (days) 1.51 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 10.04

* Based on an €80/tonne carbon price