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 -5.84
Milk (kg) 109.00 -0.014 -1.53
Fat (kg) 8.17 -0.375 -3.06
Prot (kg) 2.84 -0.441 -1.25
Fertility Sub Index 0.16
Calving Interval (days) -0.38 -1.459 0.55
Survival (%) -0.35 1.117 -0.39
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index -0.12
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 2.47 -0.432 -1.07
Maintenance Sub Index Maint. Sub Index 2.30
Live WT (kg) -7.50 -0.307 2.30
Total Carbon Sub Index -3.96

* Based on an €80/tonne carbon price