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 2.37
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -1.93 -0.375 0.72
Prot (kg) -1.39 -0.441 0.61
Fertility Sub Index -0.39
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) 1.22 1.117 1.36
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index -1.82
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 7.76 -0.432 -3.35
Maintenance Sub Index Maint. Sub Index 6.01
Live WT (kg) -19.60 -0.307 6.01
Total Carbon Sub Index 5.69

* Based on an €80/tonne carbon price