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 12.70
Milk (kg) -429.00 -0.014 6.01
Fat (kg) -4.45 -0.375 1.67
Prot (kg) -11.40 -0.441 5.03
Fertility Sub Index 5.19
Calving Interval (days) -3.24 -1.459 4.73
Survival (%) 0.41 1.117 0.46
Calving Sub Index 0.74
Gestation Length (days) -0.80 -0.919 0.74
Beef Sub Index -2.18
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.60 -0.432 -3.71
Maintenance Sub Index Maint. Sub Index 6.84
Live WT (kg) -22.30 -0.307 6.84
Total Carbon Sub Index 23.28

* Based on an €80/tonne carbon price