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 -4.16
Milk (kg) 79.00 -0.014 -1.11
Fat (kg) 5.49 -0.375 -2.06
Prot (kg) 2.26 -0.441 -1.00
Fertility Sub Index -6.54
Calving Interval (days) 3.43 -1.459 -5.00
Survival (%) -1.37 1.117 -1.53
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.23
Carcass Weight (kg) -3.10 -0.528 1.64
Age of Slaughter (days) 3.25 -0.432 -1.40
Maintenance Sub Index Maint. Sub Index 2.05
Live WT (kg) -6.70 -0.307 2.05
Total Carbon Sub Index -8.87

* Based on an €80/tonne carbon price