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 4.11
Milk (kg) -119.00 -0.014 1.67
Fat (kg) -4.38 -0.375 1.64
Prot (kg) -1.81 -0.441 0.80
Fertility Sub Index 8.61
Calving Interval (days) -5.19 -1.459 7.57
Survival (%) 0.93 1.117 1.04
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.14
Carcass Weight (kg) -1.20 -0.528 0.63
Age of Slaughter (days) 1.79 -0.432 -0.77
Maintenance Sub Index Maint. Sub Index 4.87
Live WT (kg) -15.90 -0.307 4.87
Total Carbon Sub Index 21.26

* Based on an €80/tonne carbon price