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 7.57
Milk (kg) -230.00 -0.014 3.22
Fat (kg) -8.13 -0.375 3.05
Prot (kg) -2.96 -0.441 1.31
Fertility Sub Index 3.43
Calving Interval (days) -2.15 -1.459 3.14
Survival (%) 0.26 1.117 0.29
Calving Sub Index 1.21
Gestation Length (days) -1.32 -0.919 1.21
Beef Sub Index 1.85
Carcass Weight (kg) 0.10 -0.528 -0.05
Age of Slaughter (days) -4.40 -0.432 1.90
Maintenance Sub Index Maint. Sub Index 3.00
Live WT (kg) -9.80 -0.307 3.00
Total Carbon Sub Index 17.06

* Based on an €80/tonne carbon price