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 -9.68
Milk (kg) 55.00 -0.014 -0.77
Fat (kg) 9.12 -0.375 -3.42
Prot (kg) 12.44 -0.441 -5.49
Fertility Sub Index 7.13
Calving Interval (days) -3.59 -1.459 5.24
Survival (%) 1.69 1.117 1.89
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.22
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 3.45 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 5.58
Live WT (kg) -18.20 -0.307 5.58
Total Carbon Sub Index 6.61

* Based on an €80/tonne carbon price