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 -1.09
Milk (kg) 10.00 -0.014 -0.14
Fat (kg) 3.29 -0.375 -1.23
Prot (kg) -0.63 -0.441 0.28
Fertility Sub Index -2.24
Calving Interval (days) 1.66 -1.459 -2.42
Survival (%) 0.16 1.117 0.18
Calving Sub Index 1.63
Gestation Length (days) -1.77 -0.919 1.63
Beef Sub Index 0.47
Carcass Weight (kg) -5.10 -0.528 2.69
Age of Slaughter (days) 5.14 -0.432 -2.22
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 0.90

* Based on an €80/tonne carbon price