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 5.65
Milk (kg) -95.00 -0.014 1.33
Fat (kg) -5.42 -0.375 2.03
Prot (kg) -5.19 -0.441 2.29
Fertility Sub Index 6.66
Calving Interval (days) -4.28 -1.459 6.24
Survival (%) 0.37 1.117 0.41
Calving Sub Index 0.46
Gestation Length (days) -0.50 -0.919 0.46
Beef Sub Index 0.80
Carcass Weight (kg) -1.10 -0.528 0.58
Age of Slaughter (days) -0.50 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 17.64

* Based on an €80/tonne carbon price