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 7.70
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -9.31 -0.375 3.49
Prot (kg) -6.08 -0.441 2.68
Fertility Sub Index 4.29
Calving Interval (days) -1.77 -1.459 2.58
Survival (%) 1.53 1.117 1.71
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 2.51
Carcass Weight (kg) -4.70 -0.528 2.48
Age of Slaughter (days) -0.06 -0.432 0.03
Maintenance Sub Index Maint. Sub Index 7.08
Live WT (kg) -23.10 -0.307 7.08
Total Carbon Sub Index 25.38

* Based on an €80/tonne carbon price