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 4.92
Milk (kg) -171.00 -0.014 2.39
Fat (kg) -1.57 -0.375 0.59
Prot (kg) -4.40 -0.441 1.94
Fertility Sub Index 2.90
Calving Interval (days) -3.12 -1.459 4.55
Survival (%) -1.48 1.117 -1.65
Calving Sub Index 2.03
Gestation Length (days) -2.21 -0.919 2.03
Beef Sub Index 5.64
Carcass Weight (kg) -10.70 -0.528 5.64
Age of Slaughter (days) 0.00 -0.432 0.00
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 21.11

* Based on an €80/tonne carbon price