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 14.84
Milk (kg) -174.00 -0.014 2.44
Fat (kg) -17.16 -0.375 6.43
Prot (kg) -13.55 -0.441 5.98
Fertility Sub Index 8.96
Calving Interval (days) -5.09 -1.459 7.43
Survival (%) 1.37 1.117 1.53
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 3.22
Carcass Weight (kg) -6.60 -0.528 3.48
Age of Slaughter (days) 0.60 -0.432 -0.26
Maintenance Sub Index Maint. Sub Index 5.27
Live WT (kg) -17.20 -0.307 5.27
Total Carbon Sub Index 33.01

* Based on an €80/tonne carbon price