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 4.52
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -1.69 -0.375 0.63
Prot (kg) -5.00 -0.441 2.21
Fertility Sub Index 4.46
Calving Interval (days) -3.38 -1.459 4.93
Survival (%) -0.42 1.117 -0.47
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.39
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 0.53 -0.432 -0.23
Maintenance Sub Index Maint. Sub Index -2.48
Live WT (kg) 8.10 -0.307 -2.48
Total Carbon Sub Index 5.65

* Based on an €80/tonne carbon price