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 -4.00
Milk (kg) 149.00 -0.014 -2.09
Fat (kg) 3.76 -0.375 -1.41
Prot (kg) 1.15 -0.441 -0.51
Fertility Sub Index -6.07
Calving Interval (days) 4.04 -1.459 -5.89
Survival (%) -0.16 1.117 -0.18
Calving Sub Index -0.03
Gestation Length (days) 0.03 -0.919 -0.03
Beef Sub Index 3.70
Carcass Weight (kg) -9.30 -0.528 4.91
Age of Slaughter (days) 2.80 -0.432 -1.21
Maintenance Sub Index Maint. Sub Index 2.82
Live WT (kg) -9.20 -0.307 2.82
Total Carbon Sub Index -3.59

* Based on an €80/tonne carbon price