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 5.11
Milk (kg) -252.00 -0.014 3.53
Fat (kg) 1.54 -0.375 -0.58
Prot (kg) -4.90 -0.441 2.16
Fertility Sub Index -1.17
Calving Interval (days) 1.20 -1.459 -1.75
Survival (%) 0.52 1.117 0.58
Calving Sub Index 2.01
Gestation Length (days) -2.19 -0.919 2.01
Beef Sub Index 0.62
Carcass Weight (kg) -0.70 -0.528 0.37
Age of Slaughter (days) -0.58 -0.432 0.25
Maintenance Sub Index Maint. Sub Index -1.72
Live WT (kg) 5.60 -0.307 -1.72
Total Carbon Sub Index 4.86

* Based on an €80/tonne carbon price