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 13.21
Milk (kg) -300.00 -0.014 4.20
Fat (kg) -12.25 -0.375 4.59
Prot (kg) -10.02 -0.441 4.42
Fertility Sub Index 8.06
Calving Interval (days) -5.08 -1.459 7.41
Survival (%) 0.58 1.117 0.65
Calving Sub Index 0.39
Gestation Length (days) -0.42 -0.919 0.39
Beef Sub Index 3.80
Carcass Weight (kg) -6.50 -0.528 3.43
Age of Slaughter (days) -0.85 -0.432 0.37
Maintenance Sub Index Maint. Sub Index 4.41
Live WT (kg) -14.40 -0.307 4.41
Total Carbon Sub Index 29.86

* Based on an €80/tonne carbon price