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 3.43
Milk (kg) -86.00 -0.014 1.20
Fat (kg) -2.76 -0.375 1.03
Prot (kg) -2.70 -0.441 1.19
Fertility Sub Index 5.61
Calving Interval (days) -3.89 -1.459 5.68
Survival (%) -0.06 1.117 -0.07
Calving Sub Index -0.47
Gestation Length (days) 0.51 -0.919 -0.47
Beef Sub Index 1.74
Carcass Weight (kg) -2.30 -0.528 1.21
Age of Slaughter (days) -1.23 -0.432 0.53
Maintenance Sub Index Maint. Sub Index 2.73
Live WT (kg) -8.90 -0.307 2.73
Total Carbon Sub Index 13.04

* Based on an €80/tonne carbon price