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 2.05
Milk (kg) 14.00 -0.014 -0.20
Fat (kg) -3.77 -0.375 1.41
Prot (kg) -1.90 -0.441 0.84
Fertility Sub Index -7.91
Calving Interval (days) 3.91 -1.459 -5.70
Survival (%) -1.97 1.117 -2.20
Calving Sub Index 1.04
Gestation Length (days) -1.13 -0.919 1.04
Beef Sub Index -0.05
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.90 -0.432 -1.68
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index -2.03

* Based on an €80/tonne carbon price