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 9.36
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -12.66 -0.375 4.74
Prot (kg) -4.43 -0.441 1.96
Fertility Sub Index 10.31
Calving Interval (days) -4.58 -1.459 6.68
Survival (%) 3.25 1.117 3.63
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 0.83
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 2.12 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index 3.80
Live WT (kg) -12.40 -0.307 3.80
Total Carbon Sub Index 28.10

* Based on an €80/tonne carbon price