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 11.65
Milk (kg) -306.00 -0.014 4.28
Fat (kg) -9.65 -0.375 3.61
Prot (kg) -8.51 -0.441 3.76
Fertility Sub Index 2.63
Calving Interval (days) -1.95 -1.459 2.85
Survival (%) -0.19 1.117 -0.21
Calving Sub Index 1.10
Gestation Length (days) -1.20 -0.919 1.10
Beef Sub Index 1.92
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -4.57 -0.432 1.97
Maintenance Sub Index Maint. Sub Index 1.04
Live WT (kg) -3.40 -0.307 1.04
Total Carbon Sub Index 18.35

* Based on an €80/tonne carbon price