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 10.17
Milk (kg) -170.00 -0.014 2.38
Fat (kg) -11.22 -0.375 4.20
Prot (kg) -8.12 -0.441 3.58
Fertility Sub Index 1.21
Calving Interval (days) -0.61 -1.459 0.89
Survival (%) 0.29 1.117 0.32
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.50
Carcass Weight (kg) -1.40 -0.528 0.74
Age of Slaughter (days) 0.55 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 1.72
Live WT (kg) -5.60 -0.307 1.72
Total Carbon Sub Index 13.13

* Based on an €80/tonne carbon price