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 14.92
Milk (kg) -326.00 -0.014 4.56
Fat (kg) -12.19 -0.375 4.57
Prot (kg) -13.11 -0.441 5.79
Fertility Sub Index 6.79
Calving Interval (days) -4.14 -1.459 6.04
Survival (%) 0.67 1.117 0.75
Calving Sub Index 0.68
Gestation Length (days) -0.74 -0.919 0.68
Beef Sub Index -0.29
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.90 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 2.24
Live WT (kg) -7.30 -0.307 2.24
Total Carbon Sub Index 24.33

* Based on an €80/tonne carbon price