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 7.91
Milk (kg) -138.00 -0.014 1.93
Fat (kg) -6.17 -0.375 2.31
Prot (kg) -8.31 -0.441 3.67
Fertility Sub Index 8.73
Calving Interval (days) -4.58 -1.459 6.68
Survival (%) 1.83 1.117 2.04
Calving Sub Index -0.92
Gestation Length (days) 1.00 -0.919 -0.92
Beef Sub Index -0.86
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 16.15

* Based on an €80/tonne carbon price