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 9.02
Milk (kg) -181.00 -0.014 2.53
Fat (kg) -6.66 -0.375 2.49
Prot (kg) -9.05 -0.441 3.99
Fertility Sub Index 7.50
Calving Interval (days) -4.71 -1.459 6.87
Survival (%) 0.56 1.117 0.63
Calving Sub Index -0.24
Gestation Length (days) 0.26 -0.919 -0.24
Beef Sub Index 0.49
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.44 -0.432 -0.62
Maintenance Sub Index Maint. Sub Index 2.54
Live WT (kg) -8.30 -0.307 2.54
Total Carbon Sub Index 19.31

* Based on an €80/tonne carbon price