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 9.12
Milk (kg) -231.00 -0.014 3.23
Fat (kg) -3.17 -0.375 1.19
Prot (kg) -10.64 -0.441 4.70
Fertility Sub Index 4.86
Calving Interval (days) -2.28 -1.459 3.33
Survival (%) 1.37 1.117 1.53
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.10
Carcass Weight (kg) -4.30 -0.528 2.27
Age of Slaughter (days) 5.02 -0.432 -2.17
Maintenance Sub Index Maint. Sub Index 1.29
Live WT (kg) -4.20 -0.307 1.29
Total Carbon Sub Index 14.90

* Based on an €80/tonne carbon price