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 4.09
Milk (kg) -147.00 -0.014 2.06
Fat (kg) -0.93 -0.375 0.35
Prot (kg) -3.82 -0.441 1.69
Fertility Sub Index -6.49
Calving Interval (days) 3.58 -1.459 -5.22
Survival (%) -1.13 1.117 -1.26
Calving Sub Index 0.63
Gestation Length (days) -0.69 -0.919 0.63
Beef Sub Index -1.52
Carcass Weight (kg) 1.10 -0.528 -0.58
Age of Slaughter (days) 2.18 -0.432 -0.94
Maintenance Sub Index Maint. Sub Index 0.12
Live WT (kg) -0.40 -0.307 0.12
Total Carbon Sub Index -3.16

* Based on an €80/tonne carbon price