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 7.48
Milk (kg) -117.00 -0.014 1.64
Fat (kg) -3.27 -0.375 1.22
Prot (kg) -10.47 -0.441 4.62
Fertility Sub Index 2.12
Calving Interval (days) -1.13 -1.459 1.65
Survival (%) 0.42 1.117 0.47
Calving Sub Index 0.19
Gestation Length (days) -0.21 -0.919 0.19
Beef Sub Index -0.55
Carcass Weight (kg) -0.10 -0.528 0.05
Age of Slaughter (days) 1.40 -0.432 -0.60
Maintenance Sub Index Maint. Sub Index -1.53
Live WT (kg) 5.00 -0.307 -1.53
Total Carbon Sub Index 7.71

* Based on an €80/tonne carbon price