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 7.59
Milk (kg) -232.00 -0.014 3.25
Fat (kg) -5.17 -0.375 1.94
Prot (kg) -5.46 -0.441 2.41
Fertility Sub Index -2.75
Calving Interval (days) 2.38 -1.459 -3.47
Survival (%) 0.65 1.117 0.73
Calving Sub Index -1.40
Gestation Length (days) 1.52 -0.919 -1.40
Beef Sub Index -0.03
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) 5.08 -0.432 -2.19
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 9.03

* Based on an €80/tonne carbon price