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 1.04
Milk (kg) -14.00 -0.014 0.20
Fat (kg) -0.51 -0.375 0.19
Prot (kg) -1.48 -0.441 0.65
Fertility Sub Index 7.49
Calving Interval (days) -4.17 -1.459 6.08
Survival (%) 1.26 1.117 1.41
Calving Sub Index 0.34
Gestation Length (days) -0.37 -0.919 0.34
Beef Sub Index 2.98
Carcass Weight (kg) -6.10 -0.528 3.22
Age of Slaughter (days) 0.55 -0.432 -0.24
Maintenance Sub Index Maint. Sub Index 4.38
Live WT (kg) -14.30 -0.307 4.38
Total Carbon Sub Index 16.24

* Based on an €80/tonne carbon price