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 33.11
Milk (kg) -765.00 -0.014 10.71
Fat (kg) -30.68 -0.375 11.49
Prot (kg) -24.71 -0.441 10.91
Fertility Sub Index 5.24
Calving Interval (days) -2.76 -1.459 4.03
Survival (%) 1.09 1.117 1.22
Calving Sub Index -1.22
Gestation Length (days) 1.33 -0.919 -1.22
Beef Sub Index -1.47
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) 3.29 -0.432 -1.42
Maintenance Sub Index Maint. Sub Index 4.48
Live WT (kg) -14.60 -0.307 4.48
Total Carbon Sub Index 40.14

* Based on an €80/tonne carbon price