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 15.29
Milk (kg) -289.00 -0.014 4.05
Fat (kg) -15.40 -0.375 5.77
Prot (kg) -12.41 -0.441 5.48
Fertility Sub Index 7.02
Calving Interval (days) -4.30 -1.459 6.27
Survival (%) 0.67 1.117 0.75
Calving Sub Index 0.35
Gestation Length (days) -0.38 -0.919 0.35
Beef Sub Index 0.64
Carcass Weight (kg) -1.60 -0.528 0.84
Age of Slaughter (days) 0.48 -0.432 -0.21
Maintenance Sub Index Maint. Sub Index 2.97
Live WT (kg) -9.70 -0.307 2.97
Total Carbon Sub Index 26.27

* Based on an €80/tonne carbon price