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 4.83
Milk (kg) -111.00 -0.014 1.55
Fat (kg) -3.69 -0.375 1.38
Prot (kg) -4.30 -0.441 1.90
Fertility Sub Index 4.76
Calving Interval (days) -2.23 -1.459 3.25
Survival (%) 1.35 1.117 1.51
Calving Sub Index 3.83
Gestation Length (days) -4.17 -0.919 3.83
Beef Sub Index 1.76
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -0.53 -0.432 0.23
Maintenance Sub Index Maint. Sub Index 5.64
Live WT (kg) -18.40 -0.307 5.64
Total Carbon Sub Index 20.83

* Based on an €80/tonne carbon price