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 7.21
Milk (kg) -104.00 -0.014 1.46
Fat (kg) -8.93 -0.375 3.34
Prot (kg) -5.45 -0.441 2.41
Fertility Sub Index 3.63
Calving Interval (days) -1.54 -1.459 2.25
Survival (%) 1.24 1.117 1.39
Calving Sub Index -2.43
Gestation Length (days) 2.64 -0.919 -2.43
Beef Sub Index -1.98
Carcass Weight (kg) 4.10 -0.528 -2.16
Age of Slaughter (days) -0.43 -0.432 0.19
Maintenance Sub Index Maint. Sub Index -3.62
Live WT (kg) 11.80 -0.307 -3.62
Total Carbon Sub Index 2.82

* Based on an €80/tonne carbon price