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 9.77
Milk (kg) -176.00 -0.014 2.46
Fat (kg) -9.67 -0.375 3.62
Prot (kg) -8.34 -0.441 3.68
Fertility Sub Index 3.36
Calving Interval (days) -1.50 -1.459 2.19
Survival (%) 1.05 1.117 1.17
Calving Sub Index -1.42
Gestation Length (days) 1.54 -0.919 -1.42
Beef Sub Index -1.91
Carcass Weight (kg) 0.40 -0.528 -0.21
Age of Slaughter (days) 3.93 -0.432 -1.70
Maintenance Sub Index Maint. Sub Index 4.08
Live WT (kg) -13.30 -0.307 4.08
Total Carbon Sub Index 13.88

* Based on an €80/tonne carbon price