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 -4.94
Milk (kg) -6.00 -0.014 0.08
Fat (kg) 8.93 -0.375 -3.34
Prot (kg) 3.81 -0.441 -1.68
Fertility Sub Index 0.64
Calving Interval (days) -0.28 -1.459 0.41
Survival (%) 0.21 1.117 0.23
Calving Sub Index 1.59
Gestation Length (days) -1.73 -0.919 1.59
Beef Sub Index -1.34
Carcass Weight (kg) 0.80 -0.528 -0.42
Age of Slaughter (days) 2.13 -0.432 -0.92
Maintenance Sub Index Maint. Sub Index -2.70
Live WT (kg) 8.80 -0.307 -2.70
Total Carbon Sub Index -6.75

* Based on an €80/tonne carbon price