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 2.34
Milk (kg) -59.00 -0.014 0.83
Fat (kg) -2.87 -0.375 1.07
Prot (kg) -0.99 -0.441 0.44
Fertility Sub Index -1.07
Calving Interval (days) 1.57 -1.459 -2.29
Survival (%) 1.09 1.117 1.22
Calving Sub Index -0.72
Gestation Length (days) 0.78 -0.919 -0.72
Beef Sub Index -2.02
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 7.24 -0.432 -3.13
Maintenance Sub Index Maint. Sub Index 5.55
Live WT (kg) -18.10 -0.307 5.55
Total Carbon Sub Index 4.08

* Based on an €80/tonne carbon price