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 3.68
Milk (kg) -27.00 -0.014 0.38
Fat (kg) -6.42 -0.375 2.40
Prot (kg) -2.03 -0.441 0.90
Fertility Sub Index 13.79
Calving Interval (days) -7.53 -1.459 10.99
Survival (%) 2.51 1.117 2.80
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.30
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) -1.05 -0.432 0.45
Maintenance Sub Index Maint. Sub Index -1.07
Live WT (kg) 3.50 -0.307 -1.07
Total Carbon Sub Index 16.23

* Based on an €80/tonne carbon price