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 8.72
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -5.97 -0.375 2.24
Prot (kg) -9.26 -0.441 4.09
Fertility Sub Index 0.98
Calving Interval (days) -0.50 -1.459 0.73
Survival (%) 0.22 1.117 0.25
Calving Sub Index -0.17
Gestation Length (days) 0.18 -0.919 -0.17
Beef Sub Index 2.15
Carcass Weight (kg) -7.60 -0.528 4.01
Age of Slaughter (days) 4.30 -0.432 -1.86
Maintenance Sub Index Maint. Sub Index 4.20
Live WT (kg) -13.70 -0.307 4.20
Total Carbon Sub Index 15.87

* Based on an €80/tonne carbon price