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 6.99
Milk (kg) -188.00 -0.014 2.63
Fat (kg) -3.06 -0.375 1.15
Prot (kg) -7.27 -0.441 3.21
Fertility Sub Index 2.92
Calving Interval (days) -1.71 -1.459 2.49
Survival (%) 0.38 1.117 0.42
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 0.97
Carcass Weight (kg) -2.50 -0.528 1.32
Age of Slaughter (days) 0.80 -0.432 -0.35
Maintenance Sub Index Maint. Sub Index 2.67
Live WT (kg) -8.70 -0.307 2.67
Total Carbon Sub Index 13.08

* Based on an €80/tonne carbon price