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 2.68
Milk (kg) -92.00 -0.014 1.29
Fat (kg) -1.53 -0.375 0.57
Prot (kg) -1.86 -0.441 0.82
Fertility Sub Index 4.84
Calving Interval (days) -2.37 -1.459 3.46
Survival (%) 1.24 1.117 1.39
Calving Sub Index 2.79
Gestation Length (days) -3.03 -0.919 2.79
Beef Sub Index 1.30
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 0.28 -0.432 -0.12
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 17.19

* Based on an €80/tonne carbon price