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 15.03
Milk (kg) -343.00 -0.014 4.80
Fat (kg) -14.25 -0.375 5.34
Prot (kg) -11.08 -0.441 4.89
Fertility Sub Index 6.82
Calving Interval (days) -3.10 -1.459 4.52
Survival (%) 2.06 1.117 2.30
Calving Sub Index -1.65
Gestation Length (days) 1.80 -0.919 -1.65
Beef Sub Index -2.63
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 5.60 -0.432 -2.42
Maintenance Sub Index Maint. Sub Index 1.93
Live WT (kg) -6.30 -0.307 1.93
Total Carbon Sub Index 19.51

* Based on an €80/tonne carbon price