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 5.43
Milk (kg) -134.00 -0.014 1.88
Fat (kg) -1.83 -0.375 0.69
Prot (kg) -6.49 -0.441 2.86
Fertility Sub Index 0.40
Calving Interval (days) 0.16 -1.459 -0.23
Survival (%) 0.57 1.117 0.64
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.89
Carcass Weight (kg) -3.70 -0.528 1.95
Age of Slaughter (days) 2.45 -0.432 -1.06
Maintenance Sub Index Maint. Sub Index 4.94
Live WT (kg) -16.10 -0.307 4.94
Total Carbon Sub Index 11.20

* Based on an €80/tonne carbon price