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 6.38
Milk (kg) -156.00 -0.014 2.18
Fat (kg) -5.33 -0.375 2.00
Prot (kg) -4.99 -0.441 2.20
Fertility Sub Index 6.98
Calving Interval (days) -3.99 -1.459 5.82
Survival (%) 1.04 1.117 1.16
Calving Sub Index 0.53
Gestation Length (days) -0.58 -0.919 0.53
Beef Sub Index 0.56
Carcass Weight (kg) -2.40 -0.528 1.27
Age of Slaughter (days) 1.63 -0.432 -0.70
Maintenance Sub Index Maint. Sub Index 3.25
Live WT (kg) -10.60 -0.307 3.25
Total Carbon Sub Index 17.71

* Based on an €80/tonne carbon price