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 2.29
Milk (kg) -76.00 -0.014 1.06
Fat (kg) -1.05 -0.375 0.39
Prot (kg) -1.89 -0.441 0.83
Fertility Sub Index 3.77
Calving Interval (days) -1.45 -1.459 2.12
Survival (%) 1.48 1.117 1.65
Calving Sub Index 0.63
Gestation Length (days) -0.68 -0.919 0.63
Beef Sub Index 2.71
Carcass Weight (kg) -12.20 -0.528 6.44
Age of Slaughter (days) 8.64 -0.432 -3.73
Maintenance Sub Index Maint. Sub Index 11.86
Live WT (kg) -38.70 -0.307 11.86
Total Carbon Sub Index 21.26

* Based on an €80/tonne carbon price