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 4.51
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -3.28 -0.375 1.23
Prot (kg) -5.79 -0.441 2.56
Fertility Sub Index 5.27
Calving Interval (days) -2.74 -1.459 4.00
Survival (%) 1.14 1.117 1.27
Calving Sub Index -0.17
Gestation Length (days) 0.19 -0.919 -0.17
Beef Sub Index 0.46
Carcass Weight (kg) -2.10 -0.528 1.11
Age of Slaughter (days) 1.50 -0.432 -0.65
Maintenance Sub Index Maint. Sub Index 2.08
Live WT (kg) -6.80 -0.307 2.08
Total Carbon Sub Index 12.15

* Based on an €80/tonne carbon price