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 1.41
Milk (kg) -64.00 -0.014 0.90
Fat (kg) -0.63 -0.375 0.24
Prot (kg) -0.63 -0.441 0.28
Fertility Sub Index 2.09
Calving Interval (days) -1.84 -1.459 2.68
Survival (%) -0.53 1.117 -0.59
Calving Sub Index -0.58
Gestation Length (days) 0.63 -0.919 -0.58
Beef Sub Index -2.76
Carcass Weight (kg) 2.30 -0.528 -1.21
Age of Slaughter (days) 3.58 -0.432 -1.55
Maintenance Sub Index Maint. Sub Index 2.02
Live WT (kg) -6.60 -0.307 2.02
Total Carbon Sub Index 2.19

* Based on an €80/tonne carbon price