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 -4.49
Milk (kg) 20.00 -0.014 -0.28
Fat (kg) 4.70 -0.375 -1.76
Prot (kg) 5.54 -0.441 -2.45
Fertility Sub Index -0.71
Calving Interval (days) 0.56 -1.459 -0.82
Survival (%) 0.10 1.117 0.11
Calving Sub Index 1.29
Gestation Length (days) -1.40 -0.919 1.29
Beef Sub Index -0.91
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 1.14 -0.432 -0.49
Maintenance Sub Index Maint. Sub Index 0.61
Live WT (kg) -2.00 -0.307 0.61
Total Carbon Sub Index -4.20

* Based on an €80/tonne carbon price