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 6.83
Milk (kg) -165.00 -0.014 2.31
Fat (kg) -4.52 -0.375 1.69
Prot (kg) -6.41 -0.441 2.83
Fertility Sub Index 11.07
Calving Interval (days) -5.28 -1.459 7.70
Survival (%) 3.01 1.117 3.36
Calving Sub Index 2.96
Gestation Length (days) -3.22 -0.919 2.96
Beef Sub Index 1.22
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) -3.31 -0.432 1.43
Maintenance Sub Index Maint. Sub Index -0.98
Live WT (kg) 3.20 -0.307 -0.98
Total Carbon Sub Index 21.09

* Based on an €80/tonne carbon price