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 6.54
Milk (kg) -137.00 -0.014 1.92
Fat (kg) -3.69 -0.375 1.38
Prot (kg) -7.35 -0.441 3.24
Fertility Sub Index 4.02
Calving Interval (days) -2.16 -1.459 3.15
Survival (%) 0.78 1.117 0.87
Calving Sub Index -0.01
Gestation Length (days) 0.01 -0.919 -0.01
Beef Sub Index -0.10
Carcass Weight (kg) -1.00 -0.528 0.53
Age of Slaughter (days) 1.46 -0.432 -0.63
Maintenance Sub Index Maint. Sub Index -3.37
Live WT (kg) 11.00 -0.307 -3.37
Total Carbon Sub Index 7.08

* Based on an €80/tonne carbon price