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 5.08
Milk (kg) -151.00 -0.014 2.11
Fat (kg) 1.02 -0.375 -0.38
Prot (kg) -7.59 -0.441 3.35
Fertility Sub Index 1.07
Calving Interval (days) -0.39 -1.459 0.57
Survival (%) 0.45 1.117 0.50
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.20
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 1.61 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 0.21
Live WT (kg) -0.70 -0.307 0.21
Total Carbon Sub Index 6.10

* Based on an €80/tonne carbon price