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 3.69
Milk (kg) -125.00 -0.014 1.75
Fat (kg) -1.56 -0.375 0.58
Prot (kg) -3.07 -0.441 1.35
Fertility Sub Index 3.64
Calving Interval (days) -1.39 -1.459 2.03
Survival (%) 1.44 1.117 1.61
Calving Sub Index 0.64
Gestation Length (days) -0.70 -0.919 0.64
Beef Sub Index 3.80
Carcass Weight (kg) -14.00 -0.528 7.39
Age of Slaughter (days) 8.30 -0.432 -3.58
Maintenance Sub Index Maint. Sub Index 13.09
Live WT (kg) -42.70 -0.307 13.09
Total Carbon Sub Index 24.86

* Based on an €80/tonne carbon price