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 -1.26
Milk (kg) -82.00 -0.014 1.15
Fat (kg) 0.65 -0.375 -0.24
Prot (kg) 4.90 -0.441 -2.16
Fertility Sub Index -0.98
Calving Interval (days) 3.35 -1.459 -4.89
Survival (%) 3.50 1.117 3.91
Calving Sub Index 3.34
Gestation Length (days) -3.63 -0.919 3.34
Beef Sub Index 0.38
Carcass Weight (kg) -3.20 -0.528 1.69
Age of Slaughter (days) 3.02 -0.432 -1.30
Maintenance Sub Index Maint. Sub Index 0.52
Live WT (kg) -1.70 -0.307 0.52
Total Carbon Sub Index 2.00

* Based on an €80/tonne carbon price