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 10.46
Milk (kg) -166.00 -0.014 2.32
Fat (kg) -11.76 -0.375 4.40
Prot (kg) -8.45 -0.441 3.73
Fertility Sub Index 6.17
Calving Interval (days) -3.90 -1.459 5.69
Survival (%) 0.43 1.117 0.48
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.36
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 2.65 -0.432 -1.14
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 16.21

* Based on an €80/tonne carbon price