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 -3.90
Milk (kg) 11.00 -0.014 -0.15
Fat (kg) 5.70 -0.375 -2.13
Prot (kg) 3.64 -0.441 -1.61
Fertility Sub Index 5.55
Calving Interval (days) -2.51 -1.459 3.66
Survival (%) 1.69 1.117 1.89
Calving Sub Index 1.31
Gestation Length (days) -1.42 -0.919 1.31
Beef Sub Index 1.91
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) 2.54 -0.432 -1.10
Maintenance Sub Index Maint. Sub Index 3.37
Live WT (kg) -11.00 -0.307 3.37
Total Carbon Sub Index 8.24

* Based on an €80/tonne carbon price