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 13.61
Milk (kg) -313.00 -0.014 4.38
Fat (kg) -10.95 -0.375 4.10
Prot (kg) -11.62 -0.441 5.13
Fertility Sub Index 4.65
Calving Interval (days) -3.10 -1.459 4.52
Survival (%) 0.11 1.117 0.12
Calving Sub Index 0.75
Gestation Length (days) -0.82 -0.919 0.75
Beef Sub Index 0.38
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 2.78 -0.432 -1.20
Maintenance Sub Index Maint. Sub Index 3.59
Live WT (kg) -11.70 -0.307 3.59
Total Carbon Sub Index 22.98

* Based on an €80/tonne carbon price