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 5.10
Milk (kg) -120.00 -0.014 1.68
Fat (kg) -3.02 -0.375 1.13
Prot (kg) -5.18 -0.441 2.29
Fertility Sub Index 1.46
Calving Interval (days) -1.20 -1.459 1.75
Survival (%) -0.26 1.117 -0.29
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.23
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 2.76 -0.432 -1.19
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 7.06

* Based on an €80/tonne carbon price