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 8.94
Milk (kg) -190.00 -0.014 2.66
Fat (kg) -4.37 -0.375 1.64
Prot (kg) -10.53 -0.441 4.65
Fertility Sub Index 0.07
Calving Interval (days) -0.04 -1.459 0.06
Survival (%) 0.01 1.117 0.01
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.13
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 1.89 -0.432 -0.82
Maintenance Sub Index Maint. Sub Index 1.13
Live WT (kg) -3.70 -0.307 1.13
Total Carbon Sub Index 9.55

* Based on an €80/tonne carbon price