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 3.85
Milk (kg) -144.00 -0.014 2.02
Fat (kg) -1.64 -0.375 0.61
Prot (kg) -2.76 -0.441 1.22
Fertility Sub Index 5.40
Calving Interval (days) -3.73 -1.459 5.44
Survival (%) -0.04 1.117 -0.04
Calving Sub Index 1.74
Gestation Length (days) -1.89 -0.919 1.74
Beef Sub Index 5.00
Carcass Weight (kg) -11.20 -0.528 5.91
Age of Slaughter (days) 2.11 -0.432 -0.91
Maintenance Sub Index Maint. Sub Index 7.57
Live WT (kg) -24.70 -0.307 7.57
Total Carbon Sub Index 23.55

* Based on an €80/tonne carbon price