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 4.84
Milk (kg) -167.00 -0.014 2.34
Fat (kg) -5.22 -0.375 1.96
Prot (kg) -1.24 -0.441 0.55
Fertility Sub Index 9.09
Calving Interval (days) -5.33 -1.459 7.78
Survival (%) 1.18 1.117 1.32
Calving Sub Index 1.27
Gestation Length (days) -1.38 -0.919 1.27
Beef Sub Index -0.02
Carcass Weight (kg) -2.80 -0.528 1.48
Age of Slaughter (days) 3.46 -0.432 -1.49
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 19.48

* Based on an €80/tonne carbon price