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 16.04
Milk (kg) -697.00 -0.014 9.76
Fat (kg) -1.18 -0.375 0.44
Prot (kg) -13.24 -0.441 5.84
Fertility Sub Index 5.89
Calving Interval (days) -2.10 -1.459 3.06
Survival (%) 2.53 1.117 2.83
Calving Sub Index 0.55
Gestation Length (days) -0.60 -0.919 0.55
Beef Sub Index 9.72
Carcass Weight (kg) -27.50 -0.528 14.51
Age of Slaughter (days) 11.08 -0.432 -4.78
Maintenance Sub Index Maint. Sub Index 23.05
Live WT (kg) -75.20 -0.307 23.05
Total Carbon Sub Index 55.26

* Based on an €80/tonne carbon price