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 5.74
Milk (kg) -123.00 -0.014 1.72
Fat (kg) -4.71 -0.375 1.76
Prot (kg) -5.11 -0.441 2.26
Fertility Sub Index 1.84
Calving Interval (days) -1.00 -1.459 1.46
Survival (%) 0.34 1.117 0.38
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 0.88
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) -0.09 -0.432 0.04
Maintenance Sub Index Maint. Sub Index 4.75
Live WT (kg) -15.50 -0.307 4.75
Total Carbon Sub Index 17.05

* Based on an €80/tonne carbon price