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 12.28
Milk (kg) -296.00 -0.014 4.14
Fat (kg) -9.84 -0.375 3.69
Prot (kg) -10.09 -0.441 4.45
Fertility Sub Index 1.57
Calving Interval (days) -0.94 -1.459 1.37
Survival (%) 0.18 1.117 0.20
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.15
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 1.36 -0.432 -0.59
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index 15.60

* Based on an €80/tonne carbon price