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 6.89
Milk (kg) -207.00 -0.014 2.90
Fat (kg) -4.09 -0.375 1.53
Prot (kg) -5.57 -0.441 2.46
Fertility Sub Index 3.65
Calving Interval (days) -2.19 -1.459 3.20
Survival (%) 0.41 1.117 0.46
Calving Sub Index -0.27
Gestation Length (days) 0.29 -0.919 -0.27
Beef Sub Index 1.28
Carcass Weight (kg) -3.30 -0.528 1.74
Age of Slaughter (days) 1.07 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 2.88
Live WT (kg) -9.40 -0.307 2.88
Total Carbon Sub Index 14.44

* Based on an €80/tonne carbon price