Carbon Sub Index breakdown

Date of Evaluation Index Trait PTA * Carbon Cost (€) Contribution
PTA * Carbon Cost
May 2023 Milk Sub Index -9.53
Milk (kg) 23.00 -0.014 -0.32
Fat (kg) 16.98 -0.375 -6.36
Prot (kg) 6.45 -0.441 -2.85
Fertility Sub Index 3.07
Calving Interval (days) -1.51 -1.459 2.20
Survival (%) 0.78 1.117 0.87
Calving Sub Index 4.91
Gestation Length (days) -5.34 -0.919 4.91
Beef Sub Index -0.72
Carcass Weight (kg) 0.60 -0.528 -0.32
Age of Slaughter (days) 0.94 -0.432 -0.41
Maintenance Sub Index -1.84
Live WT (kg) 6.00 -0.307 -1.84
Total Carbon Sub Index -4.10
* Based on an €80/tonne carbon price