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 0.81
Milk (kg) -21.00 -0.014 0.29
Fat (kg) -0.87 -0.375 0.33
Prot (kg) -0.43 -0.441 0.19
Fertility Sub Index -0.48
Calving Interval (days) 1.25 -1.459 -1.82
Survival (%) 1.20 1.117 1.34
Calving Sub Index -0.56
Gestation Length (days) 0.61 -0.919 -0.56
Beef Sub Index -1.69
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 7.45 -0.432 -3.22
Maintenance Sub Index Maint. Sub Index 6.13
Live WT (kg) -20.00 -0.307 6.13
Total Carbon Sub Index 4.22

* Based on an €80/tonne carbon price