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 13.66
Milk (kg) -338.00 -0.014 4.73
Fat (kg) -10.48 -0.375 3.93
Prot (kg) -11.33 -0.441 5.00
Fertility Sub Index 2.74
Calving Interval (days) -1.16 -1.459 1.69
Survival (%) 0.94 1.117 1.05
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -1.40
Carcass Weight (kg) 1.20 -0.528 -0.63
Age of Slaughter (days) 1.77 -0.432 -0.76
Maintenance Sub Index Maint. Sub Index -0.03
Live WT (kg) 0.10 -0.307 -0.03
Total Carbon Sub Index 14.50

* Based on an €80/tonne carbon price