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 9.64
Milk (kg) -209.00 -0.014 2.93
Fat (kg) -8.45 -0.375 3.17
Prot (kg) -8.05 -0.441 3.55
Fertility Sub Index 7.26
Calving Interval (days) -4.25 -1.459 6.20
Survival (%) 0.95 1.117 1.06
Calving Sub Index -0.38
Gestation Length (days) 0.41 -0.919 -0.38
Beef Sub Index -0.24
Carcass Weight (kg) 0.30 -0.528 -0.16
Age of Slaughter (days) 0.20 -0.432 -0.09
Maintenance Sub Index Maint. Sub Index 1.20
Live WT (kg) -3.90 -0.307 1.20
Total Carbon Sub Index 17.48

* Based on an €80/tonne carbon price