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 4.86
Milk (kg) -100.00 -0.014 1.40
Fat (kg) -3.14 -0.375 1.18
Prot (kg) -5.18 -0.441 2.29
Fertility Sub Index 0.41
Calving Interval (days) -0.31 -1.459 0.45
Survival (%) -0.04 1.117 -0.04
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.22
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.73 -0.432 -0.75
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 6.00

* Based on an €80/tonne carbon price