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 0.61
Milk (kg) -21.00 -0.014 0.29
Fat (kg) 0.58 -0.375 -0.22
Prot (kg) -1.20 -0.441 0.53
Fertility Sub Index 3.43
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) 0.67 1.117 0.75
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.17
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) 0.95 -0.432 -0.41
Maintenance Sub Index Maint. Sub Index 1.50
Live WT (kg) -4.90 -0.307 1.50
Total Carbon Sub Index 5.24

* Based on an €80/tonne carbon price