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 2.31
Milk (kg) -96.00 -0.014 1.34
Fat (kg) 0.01 -0.375 0.00
Prot (kg) -2.19 -0.441 0.97
Fertility Sub Index -0.16
Calving Interval (days) 0.05 -1.459 -0.07
Survival (%) -0.08 1.117 -0.09
Calving Sub Index -0.48
Gestation Length (days) 0.52 -0.919 -0.48
Beef Sub Index 1.11
Carcass Weight (kg) -2.15 -0.528 1.13
Age of Slaughter (days) 0.05 -0.432 -0.02
Maintenance Sub Index Maint. Sub Index 2.11
Live WT (kg) -6.88 -0.307 2.11
Total Carbon Sub Index 4.88

* Based on an €80/tonne carbon price