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 2.54
Milk (kg) -123.00 -0.014 1.72
Fat (kg) 0.94 -0.375 -0.35
Prot (kg) -2.64 -0.441 1.17
Fertility Sub Index 4.02
Calving Interval (days) -1.57 -1.459 2.29
Survival (%) 1.55 1.117 1.73
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -2.17
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 8.57 -0.432 -3.70
Maintenance Sub Index Maint. Sub Index 6.74
Live WT (kg) -22.00 -0.307 6.74
Total Carbon Sub Index 11.82

* Based on an €80/tonne carbon price