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 2.68
Milk (kg) -140.00 -0.014 1.96
Fat (kg) -0.93 -0.375 0.35
Prot (kg) -0.85 -0.441 0.38
Fertility Sub Index 7.51
Calving Interval (days) -4.26 -1.459 6.22
Survival (%) 1.16 1.117 1.30
Calving Sub Index 2.49
Gestation Length (days) -2.71 -0.919 2.49
Beef Sub Index 1.65
Carcass Weight (kg) -4.60 -0.528 2.43
Age of Slaughter (days) 1.80 -0.432 -0.78
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index 15.71

* Based on an €80/tonne carbon price