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 44.28
Milk (kg) -889.00 -0.014 12.45
Fat (kg) -47.02 -0.375 17.61
Prot (kg) -32.23 -0.441 14.23
Fertility Sub Index 2.72
Calving Interval (days) -1.27 -1.459 1.85
Survival (%) 0.78 1.117 0.87
Calving Sub Index -1.88
Gestation Length (days) 2.05 -0.919 -1.88
Beef Sub Index -1.66
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 5.56 -0.432 -2.40
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 48.21

* Based on an €80/tonne carbon price