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 9.16
Milk (kg) -184.00 -0.014 2.58
Fat (kg) -6.62 -0.375 2.48
Prot (kg) -9.29 -0.441 4.10
Fertility Sub Index 7.55
Calving Interval (days) -3.61 -1.459 5.27
Survival (%) 2.04 1.117 2.28
Calving Sub Index 0.72
Gestation Length (days) -0.78 -0.919 0.72
Beef Sub Index 0.07
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 3.39 -0.432 -1.46
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 20.03

* Based on an €80/tonne carbon price