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 -1.40
Milk (kg) 10.00 -0.014 -0.14
Fat (kg) 1.95 -0.375 -0.73
Prot (kg) 1.19 -0.441 -0.53
Fertility Sub Index 3.03
Calving Interval (days) -1.55 -1.459 2.26
Survival (%) 0.69 1.117 0.77
Calving Sub Index 4.96
Gestation Length (days) -5.40 -0.919 4.96
Beef Sub Index 2.07
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) -0.77 -0.432 0.33
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 11.40

* Based on an €80/tonne carbon price