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 9.67
Milk (kg) -197.00 -0.014 2.76
Fat (kg) -12.49 -0.375 4.68
Prot (kg) -5.05 -0.441 2.23
Fertility Sub Index 7.02
Calving Interval (days) -4.60 -1.459 6.71
Survival (%) 0.28 1.117 0.31
Calving Sub Index 1.29
Gestation Length (days) -1.40 -0.919 1.29
Beef Sub Index -0.01
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -0.47 -0.432 0.20
Maintenance Sub Index Maint. Sub Index 2.27
Live WT (kg) -7.40 -0.307 2.27
Total Carbon Sub Index 20.23

* Based on an €80/tonne carbon price