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 2.40
Milk (kg) -196.00 -0.014 2.74
Fat (kg) 2.34 -0.375 -0.88
Prot (kg) -1.21 -0.441 0.53
Fertility Sub Index 4.24
Calving Interval (days) -1.79 -1.459 2.61
Survival (%) 1.46 1.117 1.63
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.02
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 2.98 -0.432 -1.29
Maintenance Sub Index Maint. Sub Index 0.83
Live WT (kg) -2.70 -0.307 0.83
Total Carbon Sub Index 6.98

* Based on an €80/tonne carbon price