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 5.55
Milk (kg) -87.00 -0.014 1.22
Fat (kg) -7.64 -0.375 2.86
Prot (kg) -3.33 -0.441 1.47
Fertility Sub Index 4.49
Calving Interval (days) -2.94 -1.459 4.29
Survival (%) 0.18 1.117 0.20
Calving Sub Index -1.14
Gestation Length (days) 1.24 -0.919 -1.14
Beef Sub Index -2.79
Carcass Weight (kg) 4.00 -0.528 -2.11
Age of Slaughter (days) 1.57 -0.432 -0.68
Maintenance Sub Index Maint. Sub Index 1.41
Live WT (kg) -4.60 -0.307 1.41
Total Carbon Sub Index 7.52

* Based on an €80/tonne carbon price