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 12.05
Milk (kg) -303.00 -0.014 4.24
Fat (kg) -5.48 -0.375 2.05
Prot (kg) -13.03 -0.441 5.75
Fertility Sub Index 8.10
Calving Interval (days) -4.51 -1.459 6.58
Survival (%) 1.36 1.117 1.52
Calving Sub Index 0.97
Gestation Length (days) -1.05 -0.919 0.97
Beef Sub Index -1.07
Carcass Weight (kg) -0.50 -0.528 0.26
Age of Slaughter (days) 3.08 -0.432 -1.33
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 22.19

* Based on an €80/tonne carbon price