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 3.41
Milk (kg) -122.00 -0.014 1.71
Fat (kg) -1.67 -0.375 0.63
Prot (kg) -2.43 -0.441 1.07
Fertility Sub Index 7.47
Calving Interval (days) -4.28 -1.459 6.24
Survival (%) 1.10 1.117 1.23
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index 2.76
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 0.20 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 3.68
Live WT (kg) -12.00 -0.307 3.68
Total Carbon Sub Index 17.66

* Based on an €80/tonne carbon price