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 1.63
Milk (kg) -99.00 -0.014 1.39
Fat (kg) 0.78 -0.375 -0.29
Prot (kg) -1.21 -0.441 0.53
Fertility Sub Index 5.19
Calving Interval (days) -3.06 -1.459 4.46
Survival (%) 0.65 1.117 0.73
Calving Sub Index -0.41
Gestation Length (days) 0.45 -0.919 -0.41
Beef Sub Index 0.70
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 1.68 -0.432 -0.73
Maintenance Sub Index Maint. Sub Index 2.94
Live WT (kg) -9.60 -0.307 2.94
Total Carbon Sub Index 10.04

* Based on an €80/tonne carbon price