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 2.42
Milk (kg) -62.00 -0.014 0.87
Fat (kg) -3.11 -0.375 1.16
Prot (kg) -0.87 -0.441 0.38
Fertility Sub Index -0.24
Calving Interval (days) 1.13 -1.459 -1.65
Survival (%) 1.26 1.117 1.41
Calving Sub Index -0.30
Gestation Length (days) 0.33 -0.919 -0.30
Beef Sub Index -2.08
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 8.25 -0.432 -3.56
Maintenance Sub Index Maint. Sub Index 6.53
Live WT (kg) -21.30 -0.307 6.53
Total Carbon Sub Index 6.32

* Based on an €80/tonne carbon price