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 5.80
Milk (kg) 26.00 -0.014 -0.36
Fat (kg) -6.97 -0.375 2.61
Prot (kg) -8.04 -0.441 3.55
Fertility Sub Index 1.08
Calving Interval (days) -0.63 -1.459 0.92
Survival (%) 0.14 1.117 0.16
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 2.74
Carcass Weight (kg) -5.40 -0.528 2.85
Age of Slaughter (days) 0.25 -0.432 -0.11
Maintenance Sub Index Maint. Sub Index 3.43
Live WT (kg) -11.20 -0.307 3.43
Total Carbon Sub Index 12.58

* Based on an €80/tonne carbon price