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 5.28
Milk (kg) -118.00 -0.014 1.65
Fat (kg) -3.04 -0.375 1.14
Prot (kg) -5.63 -0.441 2.48
Fertility Sub Index 10.70
Calving Interval (days) -7.30 -1.459 10.65
Survival (%) 0.04 1.117 0.04
Calving Sub Index 1.24
Gestation Length (days) -1.35 -0.919 1.24
Beef Sub Index 3.83
Carcass Weight (kg) -8.90 -0.528 4.69
Age of Slaughter (days) 2.00 -0.432 -0.86
Maintenance Sub Index Maint. Sub Index 4.17
Live WT (kg) -13.60 -0.307 4.17
Total Carbon Sub Index 25.21

* Based on an €80/tonne carbon price