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 7.62
Milk (kg) -204.00 -0.014 2.86
Fat (kg) -5.39 -0.375 2.02
Prot (kg) -6.23 -0.441 2.75
Fertility Sub Index 6.65
Calving Interval (days) -3.83 -1.459 5.59
Survival (%) 0.95 1.117 1.06
Calving Sub Index 1.78
Gestation Length (days) -1.94 -0.919 1.78
Beef Sub Index 2.89
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) -0.21 -0.432 0.09
Maintenance Sub Index Maint. Sub Index 5.21
Live WT (kg) -17.00 -0.307 5.21
Total Carbon Sub Index 24.16

* Based on an €80/tonne carbon price