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 23.12
Milk (kg) -469.00 -0.014 6.57
Fat (kg) -22.69 -0.375 8.50
Prot (kg) -18.24 -0.441 8.05
Fertility Sub Index 3.71
Calving Interval (days) -1.93 -1.459 2.82
Survival (%) 0.80 1.117 0.89
Calving Sub Index -0.56
Gestation Length (days) 0.61 -0.919 -0.56
Beef Sub Index -2.19
Carcass Weight (kg) 5.00 -0.528 -2.64
Age of Slaughter (days) -1.03 -0.432 0.44
Maintenance Sub Index Maint. Sub Index 0.03
Live WT (kg) -0.10 -0.307 0.03
Total Carbon Sub Index 24.10

* Based on an €80/tonne carbon price