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 12.49
Milk (kg) -274.00 -0.014 3.84
Fat (kg) -11.86 -0.375 4.44
Prot (kg) -9.55 -0.441 4.21
Fertility Sub Index 2.10
Calving Interval (days) -0.26 -1.459 0.38
Survival (%) 1.54 1.117 1.72
Calving Sub Index -1.56
Gestation Length (days) 1.70 -0.919 -1.56
Beef Sub Index -1.62
Carcass Weight (kg) -1.30 -0.528 0.69
Age of Slaughter (days) 5.34 -0.432 -2.31
Maintenance Sub Index Maint. Sub Index 5.61
Live WT (kg) -18.30 -0.307 5.61
Total Carbon Sub Index 17.02

* Based on an €80/tonne carbon price