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 1.23
Milk (kg) -164.00 -0.014 2.30
Fat (kg) 6.62 -0.375 -2.48
Prot (kg) -3.20 -0.441 1.41
Fertility Sub Index -1.97
Calving Interval (days) 1.70 -1.459 -2.48
Survival (%) 0.46 1.117 0.51
Calving Sub Index 1.76
Gestation Length (days) -1.91 -0.919 1.76
Beef Sub Index -1.06
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 5.02 -0.432 -2.17
Maintenance Sub Index Maint. Sub Index 2.15
Live WT (kg) -7.00 -0.307 2.15
Total Carbon Sub Index 2.11

* Based on an €80/tonne carbon price