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 -2.71
Milk (kg) 110.00 -0.014 -1.54
Fat (kg) 0.65 -0.375 -0.24
Prot (kg) 2.11 -0.441 -0.93
Fertility Sub Index -3.17
Calving Interval (days) 2.43 -1.459 -3.55
Survival (%) 0.34 1.117 0.38
Calving Sub Index 0.03
Gestation Length (days) -0.03 -0.919 0.03
Beef Sub Index 1.07
Carcass Weight (kg) -2.90 -0.528 1.53
Age of Slaughter (days) 1.06 -0.432 -0.46
Maintenance Sub Index Maint. Sub Index 1.38
Live WT (kg) -4.50 -0.307 1.38
Total Carbon Sub Index -3.40

* Based on an €80/tonne carbon price