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 21.77
Milk (kg) -514.00 -0.014 7.20
Fat (kg) -22.74 -0.375 8.52
Prot (kg) -13.72 -0.441 6.06
Fertility Sub Index 6.10
Calving Interval (days) -4.04 -1.459 5.89
Survival (%) 0.18 1.117 0.20
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 2.16
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) -3.77 -0.432 1.63
Maintenance Sub Index Maint. Sub Index 4.29
Live WT (kg) -14.00 -0.307 4.29
Total Carbon Sub Index 35.41

* Based on an €80/tonne carbon price