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 7.49
Milk (kg) -109.00 -0.014 1.53
Fat (kg) -8.35 -0.375 3.13
Prot (kg) -6.43 -0.441 2.84
Fertility Sub Index 8.69
Calving Interval (days) -6.10 -1.459 8.90
Survival (%) -0.19 1.117 -0.21
Calving Sub Index -1.67
Gestation Length (days) 1.82 -0.919 -1.67
Beef Sub Index 1.77
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) -0.56 -0.432 0.24
Maintenance Sub Index Maint. Sub Index 1.90
Live WT (kg) -6.20 -0.307 1.90
Total Carbon Sub Index 18.18

* Based on an €80/tonne carbon price