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 11.65
Milk (kg) -249.00 -0.014 3.49
Fat (kg) -8.55 -0.375 3.20
Prot (kg) -11.24 -0.441 4.96
Fertility Sub Index 15.45
Calving Interval (days) -7.50 -1.459 10.94
Survival (%) 4.03 1.117 4.50
Calving Sub Index 1.09
Gestation Length (days) -1.19 -0.919 1.09
Beef Sub Index 3.53
Carcass Weight (kg) -5.70 -0.528 3.01
Age of Slaughter (days) -1.21 -0.432 0.52
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 34.97

* Based on an €80/tonne carbon price