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 -8.61
Milk (kg) -11.00 -0.014 0.15
Fat (kg) 11.72 -0.375 -4.39
Prot (kg) 9.92 -0.441 -4.38
Fertility Sub Index 4.13
Calving Interval (days) -2.22 -1.459 3.24
Survival (%) 0.80 1.117 0.89
Calving Sub Index 4.55
Gestation Length (days) -4.95 -0.919 4.55
Beef Sub Index -1.50
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 1.88 -0.432 -0.81
Maintenance Sub Index Maint. Sub Index -4.60
Live WT (kg) 15.00 -0.307 -4.60
Total Carbon Sub Index -6.02

* Based on an €80/tonne carbon price