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 9.76
Milk (kg) -195.00 -0.014 2.73
Fat (kg) -8.08 -0.375 3.03
Prot (kg) -9.06 -0.441 4.00
Fertility Sub Index -2.88
Calving Interval (days) 1.53 -1.459 -2.23
Survival (%) -0.58 1.117 -0.65
Calving Sub Index 0.37
Gestation Length (days) -0.40 -0.919 0.37
Beef Sub Index -0.03
Carcass Weight (kg) -3.00 -0.528 1.58
Age of Slaughter (days) 3.73 -0.432 -1.61
Maintenance Sub Index Maint. Sub Index 0.55
Live WT (kg) -1.80 -0.307 0.55
Total Carbon Sub Index 7.77

* Based on an €80/tonne carbon price