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 4.39
Milk (kg) -143.00 -0.014 2.00
Fat (kg) -1.51 -0.375 0.57
Prot (kg) -4.14 -0.441 1.83
Fertility Sub Index 3.17
Calving Interval (days) -0.94 -1.459 1.37
Survival (%) 1.61 1.117 1.80
Calving Sub Index 0.70
Gestation Length (days) -0.76 -0.919 0.70
Beef Sub Index 11.38
Carcass Weight (kg) -27.70 -0.528 14.61
Age of Slaughter (days) 7.49 -0.432 -3.23
Maintenance Sub Index Maint. Sub Index 21.89
Live WT (kg) -71.40 -0.307 21.89
Total Carbon Sub Index 41.53

* Based on an €80/tonne carbon price