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 -5.21
Milk (kg) 15.00 -0.014 -0.21
Fat (kg) 5.51 -0.375 -2.06
Prot (kg) 6.65 -0.441 -2.94
Fertility Sub Index 0.93
Calving Interval (days) -0.48 -1.459 0.70
Survival (%) 0.21 1.117 0.23
Calving Sub Index -1.54
Gestation Length (days) 1.67 -0.919 -1.54
Beef Sub Index -2.49
Carcass Weight (kg) 3.90 -0.528 -2.06
Age of Slaughter (days) 1.01 -0.432 -0.44
Maintenance Sub Index Maint. Sub Index 1.47
Live WT (kg) -4.80 -0.307 1.47
Total Carbon Sub Index -6.83

* Based on an €80/tonne carbon price