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 7.30
Milk (kg) -103.00 -0.014 1.44
Fat (kg) -6.86 -0.375 2.57
Prot (kg) -7.44 -0.441 3.28
Fertility Sub Index 7.43
Calving Interval (days) -4.52 -1.459 6.59
Survival (%) 0.75 1.117 0.84
Calving Sub Index 0.18
Gestation Length (days) -0.20 -0.919 0.18
Beef Sub Index 1.69
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 0.49 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 2.18
Live WT (kg) -7.10 -0.307 2.18
Total Carbon Sub Index 18.78

* Based on an €80/tonne carbon price