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 23.65
Milk (kg) -497.00 -0.014 6.96
Fat (kg) -22.96 -0.375 8.60
Prot (kg) -18.34 -0.441 8.09
Fertility Sub Index 8.39
Calving Interval (days) -4.34 -1.459 6.33
Survival (%) 1.84 1.117 2.06
Calving Sub Index -1.17
Gestation Length (days) 1.27 -0.919 -1.17
Beef Sub Index -4.72
Carcass Weight (kg) 4.00 -0.528 -2.11
Age of Slaughter (days) 6.05 -0.432 -2.61
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 29.41

* Based on an €80/tonne carbon price