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 7.82
Milk (kg) -186.00 -0.014 2.60
Fat (kg) -4.96 -0.375 1.86
Prot (kg) -7.61 -0.441 3.36
Fertility Sub Index 7.50
Calving Interval (days) -4.05 -1.459 5.91
Survival (%) 1.42 1.117 1.59
Calving Sub Index 0.83
Gestation Length (days) -0.90 -0.919 0.83
Beef Sub Index 0.40
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index 3.03
Live WT (kg) -9.90 -0.307 3.03
Total Carbon Sub Index 19.59

* Based on an €80/tonne carbon price