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 10.03
Milk (kg) -346.00 -0.014 4.84
Fat (kg) -3.91 -0.375 1.46
Prot (kg) -8.44 -0.441 3.73
Fertility Sub Index 5.63
Calving Interval (days) -3.69 -1.459 5.38
Survival (%) 0.22 1.117 0.25
Calving Sub Index 1.24
Gestation Length (days) -1.35 -0.919 1.24
Beef Sub Index 2.60
Carcass Weight (kg) -5.30 -0.528 2.80
Age of Slaughter (days) 0.45 -0.432 -0.19
Maintenance Sub Index Maint. Sub Index 3.40
Live WT (kg) -11.10 -0.307 3.40
Total Carbon Sub Index 22.91

* Based on an €80/tonne carbon price