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 4.94
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -7.27 -0.375 2.72
Prot (kg) -2.62 -0.441 1.16
Fertility Sub Index 11.27
Calving Interval (days) -6.65 -1.459 9.70
Survival (%) 1.40 1.117 1.56
Calving Sub Index -0.95
Gestation Length (days) 1.03 -0.919 -0.95
Beef Sub Index 0.39
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.56 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 5.70
Live WT (kg) -18.60 -0.307 5.70
Total Carbon Sub Index 21.35

* Based on an €80/tonne carbon price