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 17.39
Milk (kg) -555.00 -0.014 7.77
Fat (kg) -8.49 -0.375 3.18
Prot (kg) -14.58 -0.441 6.44
Fertility Sub Index 3.13
Calving Interval (days) -1.63 -1.459 2.38
Survival (%) 0.67 1.117 0.75
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.83
Carcass Weight (kg) -3.90 -0.528 2.06
Age of Slaughter (days) 2.85 -0.432 -1.23
Maintenance Sub Index Maint. Sub Index 0.49
Live WT (kg) -1.60 -0.307 0.49
Total Carbon Sub Index 21.36

* Based on an €80/tonne carbon price