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 6.63
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -7.54 -0.375 2.82
Prot (kg) -4.37 -0.441 1.93
Fertility Sub Index 0.82
Calving Interval (days) 0.72 -1.459 -1.05
Survival (%) 1.67 1.117 1.87
Calving Sub Index -1.70
Gestation Length (days) 1.85 -0.919 -1.70
Beef Sub Index -1.75
Carcass Weight (kg) 0.20 -0.528 -0.11
Age of Slaughter (days) 3.81 -0.432 -1.64
Maintenance Sub Index Maint. Sub Index 1.53
Live WT (kg) -5.00 -0.307 1.53
Total Carbon Sub Index 5.52

* Based on an €80/tonne carbon price