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 10.20
Milk (kg) -160.00 -0.014 2.24
Fat (kg) -11.32 -0.375 4.24
Prot (kg) -8.42 -0.441 3.72
Fertility Sub Index 6.32
Calving Interval (days) -2.86 -1.459 4.17
Survival (%) 1.92 1.117 2.15
Calving Sub Index -1.74
Gestation Length (days) 1.89 -0.919 -1.74
Beef Sub Index -2.42
Carcass Weight (kg) -1.80 -0.528 0.95
Age of Slaughter (days) 7.80 -0.432 -3.37
Maintenance Sub Index Maint. Sub Index 5.76
Live WT (kg) -18.80 -0.307 5.76
Total Carbon Sub Index 18.13

* Based on an €80/tonne carbon price