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 4.44
Milk (kg) -99.00 -0.014 1.39
Fat (kg) -6.35 -0.375 2.38
Prot (kg) -1.53 -0.441 0.68
Fertility Sub Index 9.90
Calving Interval (days) -5.11 -1.459 7.46
Survival (%) 2.19 1.117 2.45
Calving Sub Index -2.44
Gestation Length (days) 2.65 -0.919 -2.44
Beef Sub Index -1.49
Carcass Weight (kg) 1.30 -0.528 -0.69
Age of Slaughter (days) 1.86 -0.432 -0.80
Maintenance Sub Index Maint. Sub Index 3.62
Live WT (kg) -11.80 -0.307 3.62
Total Carbon Sub Index 14.03

* Based on an €80/tonne carbon price