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 3.19
Milk (kg) -74.00 -0.014 1.04
Fat (kg) -3.43 -0.375 1.28
Prot (kg) -1.97 -0.441 0.87
Fertility Sub Index 1.45
Calving Interval (days) 0.37 -1.459 -0.54
Survival (%) 1.78 1.117 1.99
Calving Sub Index -1.47
Gestation Length (days) 1.60 -0.919 -1.47
Beef Sub Index -5.03
Carcass Weight (kg) 6.40 -0.528 -3.38
Age of Slaughter (days) 3.84 -0.432 -1.66
Maintenance Sub Index Maint. Sub Index -0.74
Live WT (kg) 2.40 -0.307 -0.74
Total Carbon Sub Index -2.60

* Based on an €80/tonne carbon price