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 11.04
Milk (kg) -239.00 -0.014 3.35
Fat (kg) -9.53 -0.375 3.57
Prot (kg) -9.35 -0.441 4.13
Fertility Sub Index 3.56
Calving Interval (days) -2.12 -1.459 3.09
Survival (%) 0.42 1.117 0.47
Calving Sub Index 0.42
Gestation Length (days) -0.46 -0.919 0.42
Beef Sub Index -0.26
Carcass Weight (kg) -1.70 -0.528 0.90
Age of Slaughter (days) 2.69 -0.432 -1.16
Maintenance Sub Index Maint. Sub Index 0.74
Live WT (kg) -2.40 -0.307 0.74
Total Carbon Sub Index 15.50

* Based on an €80/tonne carbon price