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 2.13
Milk (kg) -65.00 -0.014 0.91
Fat (kg) -0.92 -0.375 0.34
Prot (kg) -1.99 -0.441 0.88
Fertility Sub Index 2.74
Calving Interval (days) -1.44 -1.459 2.10
Survival (%) 0.57 1.117 0.64
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.19
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.91 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 6.26

* Based on an €80/tonne carbon price