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 10.65
Milk (kg) -331.00 -0.014 4.63
Fat (kg) -6.52 -0.375 2.44
Prot (kg) -8.10 -0.441 3.58
Fertility Sub Index 0.11
Calving Interval (days) 0.57 -1.459 -0.83
Survival (%) 0.84 1.117 0.94
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index -0.12
Carcass Weight (kg) -2.70 -0.528 1.42
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 6.65
Live WT (kg) -21.70 -0.307 6.65
Total Carbon Sub Index 21.09

* Based on an €80/tonne carbon price