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 10.49
Milk (kg) -328.00 -0.014 4.59
Fat (kg) -3.01 -0.375 1.13
Prot (kg) -10.80 -0.441 4.77
Fertility Sub Index 1.40
Calving Interval (days) -0.46 -1.459 0.67
Survival (%) 0.65 1.117 0.73
Calving Sub Index 0.86
Gestation Length (days) -0.94 -0.919 0.86
Beef Sub Index 0.62
Carcass Weight (kg) -1.90 -0.528 1.00
Age of Slaughter (days) 0.89 -0.432 -0.38
Maintenance Sub Index Maint. Sub Index -0.09
Live WT (kg) 0.30 -0.307 -0.09
Total Carbon Sub Index 13.27

* Based on an €80/tonne carbon price