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 6.22
Milk (kg) -182.00 -0.014 2.55
Fat (kg) -3.79 -0.375 1.42
Prot (kg) -5.11 -0.441 2.26
Fertility Sub Index 14.57
Calving Interval (days) -8.14 -1.459 11.88
Survival (%) 2.41 1.117 2.69
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.89
Carcass Weight (kg) -4.10 -0.528 2.16
Age of Slaughter (days) -1.69 -0.432 0.73
Maintenance Sub Index Maint. Sub Index 4.60
Live WT (kg) -15.00 -0.307 4.60
Total Carbon Sub Index 27.82

* Based on an €80/tonne carbon price