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 -2.65
Milk (kg) -24.00 -0.014 0.34
Fat (kg) 6.90 -0.375 -2.58
Prot (kg) 0.90 -0.441 -0.40
Fertility Sub Index 0.41
Calving Interval (days) 0.92 -1.459 -1.34
Survival (%) 1.57 1.117 1.75
Calving Sub Index 3.04
Gestation Length (days) -3.31 -0.919 3.04
Beef Sub Index -1.29
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 4.58 -0.432 -1.98
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index 0.14

* Based on an €80/tonne carbon price